7933520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1$

素因数の和:508

約数の個数: 80

約数和(自身を含む): 21808128

約数和(自身を除く): 13874608

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 457, 496, 560, 620, 868, 914, 1085, 1240, 1736, 1828, 2170, 2285, 2480, 3199, 3472, 3656, 4340, 4570, 6398, 7312, 8680, 9140, 12796, 14167, 15995, 17360, 18280, 25592, 28334, 31990, 36560, 51184, 56668, 63980, 70835, 99169, 113336, 127960, 141670, 198338, 226672, 255920, 283340, 396676, 495845, 566680, 793352, 991690, 1133360, 1586704, 1983380, 3966760, 7933520]

約数ペア:

[(1, 7933520), (2, 3966760), (4, 1983380), (5, 1586704), (7, 1133360), (8, 991690), (10, 793352), (14, 566680), (16, 495845), (20, 396676), (28, 283340), (31, 255920), (35, 226672), (40, 198338), (56, 141670), (62, 127960), (70, 113336), (80, 99169), (112, 70835), (124, 63980), (140, 56668), (155, 51184), (217, 36560), (248, 31990), (280, 28334), (310, 25592), (434, 18280), (457, 17360), (496, 15995), (560, 14167), (620, 12796), (868, 9140), (914, 8680), (1085, 7312), (1240, 6398), (1736, 4570), (1828, 4340), (2170, 3656), (2285, 3472), (2480, 3199)]