20194333810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1\times {\mathrm{283}}^1$

素因数の和:648

約数の個数: 128

約数和(自身を含む): 43214966784

約数和(自身を除く): 23020632974

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 151, 157, 215, 283, 301, 302, 314, 430, 566, 602, 755, 785, 1057, 1099, 1415, 1505, 1510, 1570, 1981, 2114, 2198, 2830, 3010, 3962, 5285, 5495, 6493, 6751, 9905, 10570, 10990, 12169, 12986, 13502, 19810, 23707, 24338, 32465, 33755, 42733, 44431, 45451, 47257, 47414, 60845, 64930, 67510, 85183, 85466, 88862, 90902, 94514, 118535, 121690, 165949, 170366, 213665, 222155, 227255, 236285, 237070, 299131, 311017, 331898, 425915, 427330, 444310, 454510, 472570, 598262, 622034, 829745, 851830, 1019401, 1495655, 1555085, 1659490, 1837519, 1910533, 2038802, 2991310, 3110170, 3675038, 3821066, 5097005, 6709081, 7135807, 9187595, 9552665, 10194010, 12862633, 13373731, 13418162, 14271614, 18375190, 19105330, 25725266, 26747462, 33545405, 35679035, 46963567, 64313165, 66868655, 67090810, 71358070, 93927134, 128626330, 133737310, 234817835, 288490483, 469635670, 576980966, 1442452415, 2019433381, 2884904830, 4038866762, 10097166905, 20194333810]

約数ペア:

[(1, 20194333810), (2, 10097166905), (5, 4038866762), (7, 2884904830), (10, 2019433381), (14, 1442452415), (35, 576980966), (43, 469635670), (70, 288490483), (86, 234817835), (151, 133737310), (157, 128626330), (215, 93927134), (283, 71358070), (301, 67090810), (302, 66868655), (314, 64313165), (430, 46963567), (566, 35679035), (602, 33545405), (755, 26747462), (785, 25725266), (1057, 19105330), (1099, 18375190), (1415, 14271614), (1505, 13418162), (1510, 13373731), (1570, 12862633), (1981, 10194010), (2114, 9552665), (2198, 9187595), (2830, 7135807), (3010, 6709081), (3962, 5097005), (5285, 3821066), (5495, 3675038), (6493, 3110170), (6751, 2991310), (9905, 2038802), (10570, 1910533), (10990, 1837519), (12169, 1659490), (12986, 1555085), (13502, 1495655), (19810, 1019401), (23707, 851830), (24338, 829745), (32465, 622034), (33755, 598262), (42733, 472570), (44431, 454510), (45451, 444310), (47257, 427330), (47414, 425915), (60845, 331898), (64930, 311017), (67510, 299131), (85183, 237070), (85466, 236285), (88862, 227255), (90902, 222155), (94514, 213665), (118535, 170366), (121690, 165949)]