1587046040

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1\times {\mathrm{4049}}^1$

素因数の和:4340

約数の個数: 64

約数和(自身を含む): 3674160000

約数和(自身を除く): 2087113960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 239, 328, 410, 478, 820, 956, 1195, 1640, 1912, 2390, 4049, 4780, 8098, 9560, 9799, 16196, 19598, 20245, 32392, 39196, 40490, 48995, 78392, 80980, 97990, 161960, 166009, 195980, 332018, 391960, 664036, 830045, 967711, 1328072, 1660090, 1935422, 3320180, 3870844, 4838555, 6640360, 7741688, 9677110, 19354220, 38708440, 39676151, 79352302, 158704604, 198380755, 317409208, 396761510, 793523020, 1587046040]

約数ペア:

[(1, 1587046040), (2, 793523020), (4, 396761510), (5, 317409208), (8, 198380755), (10, 158704604), (20, 79352302), (40, 39676151), (41, 38708440), (82, 19354220), (164, 9677110), (205, 7741688), (239, 6640360), (328, 4838555), (410, 3870844), (478, 3320180), (820, 1935422), (956, 1660090), (1195, 1328072), (1640, 967711), (1912, 830045), (2390, 664036), (4049, 391960), (4780, 332018), (8098, 195980), (9560, 166009), (9799, 161960), (16196, 97990), (19598, 80980), (20245, 78392), (32392, 48995), (39196, 40490)]