20411040

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3271}}^1$

素因数の和:3302

約数の個数: 96

約数和(自身を含む): 69261696

約数和(自身を除く): 48850656

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 3271, 6240, 6542, 9813, 13084, 16355, 19626, 26168, 32710, 39252, 42523, 49065, 52336, 65420, 78504, 85046, 98130, 104672, 127569, 130840, 157008, 170092, 196260, 212615, 255138, 261680, 314016, 340184, 392520, 425230, 510276, 523360, 637845, 680368, 785040, 850460, 1020552, 1275690, 1360736, 1570080, 1700920, 2041104, 2551380, 3401840, 4082208, 5102760, 6803680, 10205520, 20411040]

約数ペア:

[(1, 20411040), (2, 10205520), (3, 6803680), (4, 5102760), (5, 4082208), (6, 3401840), (8, 2551380), (10, 2041104), (12, 1700920), (13, 1570080), (15, 1360736), (16, 1275690), (20, 1020552), (24, 850460), (26, 785040), (30, 680368), (32, 637845), (39, 523360), (40, 510276), (48, 425230), (52, 392520), (60, 340184), (65, 314016), (78, 261680), (80, 255138), (96, 212615), (104, 196260), (120, 170092), (130, 157008), (156, 130840), (160, 127569), (195, 104672), (208, 98130), (240, 85046), (260, 78504), (312, 65420), (390, 52336), (416, 49065), (480, 42523), (520, 39252), (624, 32710), (780, 26168), (1040, 19626), (1248, 16355), (1560, 13084), (2080, 9813), (3120, 6542), (3271, 6240)]