19475040720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2617613}}^1$

素因数の和:2617660

約数の個数: 80

約数和(自身を含む): 62320154112

約数和(自身を除く): 42845113392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 2617613, 5235226, 7852839, 10470452, 13088065, 15705678, 20940904, 26176130, 31411356, 39264195, 41881808, 52352260, 62822712, 78528390, 81146003, 104704520, 125645424, 157056780, 162292006, 209409040, 243438009, 314113560, 324584012, 405730015, 486876018, 628227120, 649168024, 811460030, 973752036, 1217190045, 1298336048, 1622920060, 1947504072, 2434380090, 3245840120, 3895008144, 4868760180, 6491680240, 9737520360, 19475040720]

約数ペア:

[(1, 19475040720), (2, 9737520360), (3, 6491680240), (4, 4868760180), (5, 3895008144), (6, 3245840120), (8, 2434380090), (10, 1947504072), (12, 1622920060), (15, 1298336048), (16, 1217190045), (20, 973752036), (24, 811460030), (30, 649168024), (31, 628227120), (40, 486876018), (48, 405730015), (60, 324584012), (62, 314113560), (80, 243438009), (93, 209409040), (120, 162292006), (124, 157056780), (155, 125645424), (186, 104704520), (240, 81146003), (248, 78528390), (310, 62822712), (372, 52352260), (465, 41881808), (496, 39264195), (620, 31411356), (744, 26176130), (930, 20940904), (1240, 15705678), (1488, 13088065), (1860, 10470452), (2480, 7852839), (3720, 5235226), (7440, 2617613)]