19371960

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{1993}}^1$

素因数の和:2019

約数の個数: 96

約数和(自身を含む): 65323440

約数和(自身を除く): 45951480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 810, 972, 1080, 1215, 1620, 1944, 1993, 2430, 3240, 3986, 4860, 5979, 7972, 9720, 9965, 11958, 15944, 17937, 19930, 23916, 29895, 35874, 39860, 47832, 53811, 59790, 71748, 79720, 89685, 107622, 119580, 143496, 161433, 179370, 215244, 239160, 269055, 322866, 358740, 430488, 484299, 538110, 645732, 717480, 807165, 968598, 1076220, 1291464, 1614330, 1937196, 2152440, 2421495, 3228660, 3874392, 4842990, 6457320, 9685980, 19371960]

約数ペア:

[(1, 19371960), (2, 9685980), (3, 6457320), (4, 4842990), (5, 3874392), (6, 3228660), (8, 2421495), (9, 2152440), (10, 1937196), (12, 1614330), (15, 1291464), (18, 1076220), (20, 968598), (24, 807165), (27, 717480), (30, 645732), (36, 538110), (40, 484299), (45, 430488), (54, 358740), (60, 322866), (72, 269055), (81, 239160), (90, 215244), (108, 179370), (120, 161433), (135, 143496), (162, 119580), (180, 107622), (216, 89685), (243, 79720), (270, 71748), (324, 59790), (360, 53811), (405, 47832), (486, 39860), (540, 35874), (648, 29895), (810, 23916), (972, 19930), (1080, 17937), (1215, 15944), (1620, 11958), (1944, 9965), (1993, 9720), (2430, 7972), (3240, 5979), (3986, 4860)]