2045961840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{655757}}^1$

素因数の和:655786

約数の個数: 80

約数和(自身を含む): 6830375328

約数和(自身を除く): 4784413488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 655757, 1311514, 1967271, 2623028, 3278785, 3934542, 5246056, 6557570, 7869084, 8524841, 9836355, 10492112, 13115140, 15738168, 17049682, 19672710, 25574523, 26230280, 31476336, 34099364, 39345420, 42624205, 51149046, 52460560, 68198728, 78690840, 85248410, 102298092, 127872615, 136397456, 157381680, 170496820, 204596184, 255745230, 340993640, 409192368, 511490460, 681987280, 1022980920, 2045961840]

約数ペア:

[(1, 2045961840), (2, 1022980920), (3, 681987280), (4, 511490460), (5, 409192368), (6, 340993640), (8, 255745230), (10, 204596184), (12, 170496820), (13, 157381680), (15, 136397456), (16, 127872615), (20, 102298092), (24, 85248410), (26, 78690840), (30, 68198728), (39, 52460560), (40, 51149046), (48, 42624205), (52, 39345420), (60, 34099364), (65, 31476336), (78, 26230280), (80, 25574523), (104, 19672710), (120, 17049682), (130, 15738168), (156, 13115140), (195, 10492112), (208, 9836355), (240, 8524841), (260, 7869084), (312, 6557570), (390, 5246056), (520, 3934542), (624, 3278785), (780, 2623028), (1040, 1967271), (1560, 1311514), (3120, 655757)]