3964173680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{13513}}^1$

素因数の和:13738

約数の個数: 80

約数和(自身を含む): 9752783520

約数和(自身を除く): 5788609840

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 193, 304, 380, 386, 760, 772, 965, 1520, 1544, 1930, 3088, 3667, 3860, 7334, 7720, 13513, 14668, 15440, 18335, 27026, 29336, 36670, 54052, 58672, 67565, 73340, 108104, 135130, 146680, 216208, 256747, 270260, 293360, 513494, 540520, 1026988, 1081040, 1283735, 2053976, 2567470, 2608009, 4107952, 5134940, 5216018, 10269880, 10432036, 13040045, 20539760, 20864072, 26080090, 41728144, 49552171, 52160180, 99104342, 104320360, 198208684, 208640720, 247760855, 396417368, 495521710, 792834736, 991043420, 1982086840, 3964173680]

約数ペア:

[(1, 3964173680), (2, 1982086840), (4, 991043420), (5, 792834736), (8, 495521710), (10, 396417368), (16, 247760855), (19, 208640720), (20, 198208684), (38, 104320360), (40, 99104342), (76, 52160180), (80, 49552171), (95, 41728144), (152, 26080090), (190, 20864072), (193, 20539760), (304, 13040045), (380, 10432036), (386, 10269880), (760, 5216018), (772, 5134940), (965, 4107952), (1520, 2608009), (1544, 2567470), (1930, 2053976), (3088, 1283735), (3667, 1081040), (3860, 1026988), (7334, 540520), (7720, 513494), (13513, 293360), (14668, 270260), (15440, 256747), (18335, 216208), (27026, 146680), (29336, 135130), (36670, 108104), (54052, 73340), (58672, 67565)]