20360520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2459}}^1$

素因数の和:2499

約数の個数: 96

約数和(自身を含む): 69076800

約数和(自身を除く): 48716280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 230, 276, 345, 360, 414, 460, 552, 690, 828, 920, 1035, 1380, 1656, 2070, 2459, 2760, 4140, 4918, 7377, 8280, 9836, 12295, 14754, 19672, 22131, 24590, 29508, 36885, 44262, 49180, 56557, 59016, 73770, 88524, 98360, 110655, 113114, 147540, 169671, 177048, 221310, 226228, 282785, 295080, 339342, 442620, 452456, 509013, 565570, 678684, 848355, 885240, 1018026, 1131140, 1357368, 1696710, 2036052, 2262280, 2545065, 3393420, 4072104, 5090130, 6786840, 10180260, 20360520]

約数ペア:

[(1, 20360520), (2, 10180260), (3, 6786840), (4, 5090130), (5, 4072104), (6, 3393420), (8, 2545065), (9, 2262280), (10, 2036052), (12, 1696710), (15, 1357368), (18, 1131140), (20, 1018026), (23, 885240), (24, 848355), (30, 678684), (36, 565570), (40, 509013), (45, 452456), (46, 442620), (60, 339342), (69, 295080), (72, 282785), (90, 226228), (92, 221310), (115, 177048), (120, 169671), (138, 147540), (180, 113114), (184, 110655), (207, 98360), (230, 88524), (276, 73770), (345, 59016), (360, 56557), (414, 49180), (460, 44262), (552, 36885), (690, 29508), (828, 24590), (920, 22131), (1035, 19672), (1380, 14754), (1656, 12295), (2070, 9836), (2459, 8280), (2760, 7377), (4140, 4918)]