28120560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9013}}^1$

素因数の和:9042

約数の個数: 80

約数和(自身を含む): 93889824

約数和(自身を除く): 65769264

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, 9013, 18026, 27039, 36052, 45065, 54078, 72104, 90130, 108156, 117169, 135195, 144208, 180260, 216312, 234338, 270390, 351507, 360520, 432624, 468676, 540780, 585845, 703014, 721040, 937352, 1081560, 1171690, 1406028, 1757535, 1874704, 2163120, 2343380, 2812056, 3515070, 4686760, 5624112, 7030140, 9373520, 14060280, 28120560]

約数ペア:

[(1, 28120560), (2, 14060280), (3, 9373520), (4, 7030140), (5, 5624112), (6, 4686760), (8, 3515070), (10, 2812056), (12, 2343380), (13, 2163120), (15, 1874704), (16, 1757535), (20, 1406028), (24, 1171690), (26, 1081560), (30, 937352), (39, 721040), (40, 703014), (48, 585845), (52, 540780), (60, 468676), (65, 432624), (78, 360520), (80, 351507), (104, 270390), (120, 234338), (130, 216312), (156, 180260), (195, 144208), (208, 135195), (240, 117169), (260, 108156), (312, 90130), (390, 72104), (520, 54078), (624, 45065), (780, 36052), (1040, 27039), (1560, 18026), (3120, 9013)]