2789458880

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{670543}}^1$

素因数の和:670573

約数の個数: 56

約数和(自身を含む): 7153363392

約数和(自身を除く): 4363904512

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 670543, 1341086, 2682172, 3352715, 5364344, 6705430, 8717059, 10728688, 13410860, 17434118, 21457376, 26821720, 34868236, 42914752, 43585295, 53643440, 69736472, 87170590, 107286880, 139472944, 174341180, 214573760, 278945888, 348682360, 557891776, 697364720, 1394729440, 2789458880]

約数ペア:

[(1, 2789458880), (2, 1394729440), (4, 697364720), (5, 557891776), (8, 348682360), (10, 278945888), (13, 214573760), (16, 174341180), (20, 139472944), (26, 107286880), (32, 87170590), (40, 69736472), (52, 53643440), (64, 43585295), (65, 42914752), (80, 34868236), (104, 26821720), (130, 21457376), (160, 17434118), (208, 13410860), (260, 10728688), (320, 8717059), (416, 6705430), (520, 5364344), (832, 3352715), (1040, 2682172), (2080, 1341086), (4160, 670543)]