20572370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:124

約数の個数: 96

約数和(自身を含む): 48066048

約数和(自身を除く): 27493678

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 37, 47, 65, 70, 74, 91, 94, 130, 169, 182, 185, 235, 259, 329, 338, 370, 455, 470, 481, 518, 611, 658, 845, 910, 962, 1183, 1222, 1295, 1645, 1690, 1739, 2366, 2405, 2590, 3055, 3290, 3367, 3478, 4277, 4810, 5915, 6110, 6253, 6734, 7943, 8554, 8695, 11830, 12173, 12506, 15886, 16835, 17390, 21385, 22607, 24346, 31265, 33670, 39715, 42770, 43771, 45214, 55601, 60865, 62530, 79430, 87542, 111202, 113035, 121730, 158249, 218855, 226070, 278005, 293891, 316498, 437710, 556010, 587782, 791245, 1469455, 1582490, 2057237, 2938910, 4114474, 10286185, 20572370]

約数ペア:

[(1, 20572370), (2, 10286185), (5, 4114474), (7, 2938910), (10, 2057237), (13, 1582490), (14, 1469455), (26, 791245), (35, 587782), (37, 556010), (47, 437710), (65, 316498), (70, 293891), (74, 278005), (91, 226070), (94, 218855), (130, 158249), (169, 121730), (182, 113035), (185, 111202), (235, 87542), (259, 79430), (329, 62530), (338, 60865), (370, 55601), (455, 45214), (470, 43771), (481, 42770), (518, 39715), (611, 33670), (658, 31265), (845, 24346), (910, 22607), (962, 21385), (1183, 17390), (1222, 16835), (1295, 15886), (1645, 12506), (1690, 12173), (1739, 11830), (2366, 8695), (2405, 8554), (2590, 7943), (3055, 6734), (3290, 6253), (3367, 6110), (3478, 5915), (4277, 4810)]