4421877980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{16889}}^1$

素因数の和:16983

約数の個数: 96

約数和(自身を含む): 10725825600

約数和(自身を除く): 6303947620

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 53, 65, 76, 95, 106, 130, 190, 212, 247, 260, 265, 380, 494, 530, 689, 988, 1007, 1060, 1235, 1378, 2014, 2470, 2756, 3445, 4028, 4940, 5035, 6890, 10070, 13091, 13780, 16889, 20140, 26182, 33778, 52364, 65455, 67556, 84445, 130910, 168890, 219557, 261820, 320891, 337780, 439114, 641782, 878228, 895117, 1097785, 1283564, 1604455, 1790234, 2195570, 3208910, 3580468, 4171583, 4391140, 4475585, 6417820, 8343166, 8951170, 11636521, 16686332, 17007223, 17902340, 20857915, 23273042, 34014446, 41715830, 46546084, 58182605, 68028892, 83431660, 85036115, 116365210, 170072230, 221093899, 232730420, 340144460, 442187798, 884375596, 1105469495, 2210938990, 4421877980]

約数ペア:

[(1, 4421877980), (2, 2210938990), (4, 1105469495), (5, 884375596), (10, 442187798), (13, 340144460), (19, 232730420), (20, 221093899), (26, 170072230), (38, 116365210), (52, 85036115), (53, 83431660), (65, 68028892), (76, 58182605), (95, 46546084), (106, 41715830), (130, 34014446), (190, 23273042), (212, 20857915), (247, 17902340), (260, 17007223), (265, 16686332), (380, 11636521), (494, 8951170), (530, 8343166), (689, 6417820), (988, 4475585), (1007, 4391140), (1060, 4171583), (1235, 3580468), (1378, 3208910), (2014, 2195570), (2470, 1790234), (2756, 1604455), (3445, 1283564), (4028, 1097785), (4940, 895117), (5035, 878228), (6890, 641782), (10070, 439114), (13091, 337780), (13780, 320891), (16889, 261820), (20140, 219557), (26182, 168890), (33778, 130910), (52364, 84445), (65455, 67556)]