27967280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{521}}^1$

素因数の和:606

約数の個数: 80

約数和(自身を含む): 72236448

約数和(自身を除く): 44269168

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 61, 80, 88, 110, 122, 176, 220, 244, 305, 440, 488, 521, 610, 671, 880, 976, 1042, 1220, 1342, 2084, 2440, 2605, 2684, 3355, 4168, 4880, 5210, 5368, 5731, 6710, 8336, 10420, 10736, 11462, 13420, 20840, 22924, 26840, 28655, 31781, 41680, 45848, 53680, 57310, 63562, 91696, 114620, 127124, 158905, 229240, 254248, 317810, 349591, 458480, 508496, 635620, 699182, 1271240, 1398364, 1747955, 2542480, 2796728, 3495910, 5593456, 6991820, 13983640, 27967280]

約数ペア:

[(1, 27967280), (2, 13983640), (4, 6991820), (5, 5593456), (8, 3495910), (10, 2796728), (11, 2542480), (16, 1747955), (20, 1398364), (22, 1271240), (40, 699182), (44, 635620), (55, 508496), (61, 458480), (80, 349591), (88, 317810), (110, 254248), (122, 229240), (176, 158905), (220, 127124), (244, 114620), (305, 91696), (440, 63562), (488, 57310), (521, 53680), (610, 45848), (671, 41680), (880, 31781), (976, 28655), (1042, 26840), (1220, 22924), (1342, 20840), (2084, 13420), (2440, 11462), (2605, 10736), (2684, 10420), (3355, 8336), (4168, 6710), (4880, 5731), (5210, 5368)]