20614154080

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{57287}}^1$

素因数の和:57488

約数の個数: 96

約数和(自身を含む): 52751248704

約数和(自身を除く): 32137094624

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 173, 208, 260, 346, 416, 520, 692, 865, 1040, 1384, 1730, 2080, 2249, 2768, 3460, 4498, 5536, 6920, 8996, 11245, 13840, 17992, 22490, 27680, 35984, 44980, 57287, 71968, 89960, 114574, 179920, 229148, 286435, 359840, 458296, 572870, 744731, 916592, 1145740, 1489462, 1833184, 2291480, 2978924, 3723655, 4582960, 5957848, 7447310, 9165920, 9910651, 11915696, 14894620, 19821302, 23831392, 29789240, 39642604, 49553255, 59578480, 79285208, 99106510, 119156960, 128838463, 158570416, 198213020, 257676926, 317140832, 396426040, 515353852, 644192315, 792852080, 1030707704, 1288384630, 1585704160, 2061415408, 2576769260, 4122830816, 5153538520, 10307077040, 20614154080]

約数ペア:

[(1, 20614154080), (2, 10307077040), (4, 5153538520), (5, 4122830816), (8, 2576769260), (10, 2061415408), (13, 1585704160), (16, 1288384630), (20, 1030707704), (26, 792852080), (32, 644192315), (40, 515353852), (52, 396426040), (65, 317140832), (80, 257676926), (104, 198213020), (130, 158570416), (160, 128838463), (173, 119156960), (208, 99106510), (260, 79285208), (346, 59578480), (416, 49553255), (520, 39642604), (692, 29789240), (865, 23831392), (1040, 19821302), (1384, 14894620), (1730, 11915696), (2080, 9910651), (2249, 9165920), (2768, 7447310), (3460, 5957848), (4498, 4582960), (5536, 3723655), (6920, 2978924), (8996, 2291480), (11245, 1833184), (13840, 1489462), (17992, 1145740), (22490, 916592), (27680, 744731), (35984, 572870), (44980, 458296), (57287, 359840), (71968, 286435), (89960, 229148), (114574, 179920)]