1369945280

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{389189}}^1$

素因数の和:389217

約数の個数: 56

約数和(自身を含む): 3558753360

約数和(自身を除く): 2188808080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 389189, 778378, 1556756, 1945945, 3113512, 3891890, 4281079, 6227024, 7783780, 8562158, 12454048, 15567560, 17124316, 21405395, 24908096, 31135120, 34248632, 42810790, 62270240, 68497264, 85621580, 124540480, 136994528, 171243160, 273989056, 342486320, 684972640, 1369945280]

約数ペア:

[(1, 1369945280), (2, 684972640), (4, 342486320), (5, 273989056), (8, 171243160), (10, 136994528), (11, 124540480), (16, 85621580), (20, 68497264), (22, 62270240), (32, 42810790), (40, 34248632), (44, 31135120), (55, 24908096), (64, 21405395), (80, 17124316), (88, 15567560), (110, 12454048), (160, 8562158), (176, 7783780), (220, 6227024), (320, 4281079), (352, 3891890), (440, 3113512), (704, 1945945), (880, 1556756), (1760, 778378), (3520, 389189)]