23108020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:161

約数の個数: 96

約数和(自身を含む): 55996416

約数和(自身を除く): 32888396

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 47, 52, 61, 62, 65, 94, 122, 124, 130, 155, 188, 235, 244, 260, 305, 310, 403, 470, 610, 611, 620, 793, 806, 940, 1220, 1222, 1457, 1586, 1612, 1891, 2015, 2444, 2867, 2914, 3055, 3172, 3782, 3965, 4030, 5734, 5828, 6110, 7285, 7564, 7930, 8060, 9455, 11468, 12220, 14335, 14570, 15860, 18910, 18941, 24583, 28670, 29140, 37271, 37820, 37882, 49166, 57340, 74542, 75764, 88877, 94705, 98332, 122915, 149084, 177754, 186355, 189410, 245830, 355508, 372710, 378820, 444385, 491660, 745420, 888770, 1155401, 1777540, 2310802, 4621604, 5777005, 11554010, 23108020]

約数ペア:

[(1, 23108020), (2, 11554010), (4, 5777005), (5, 4621604), (10, 2310802), (13, 1777540), (20, 1155401), (26, 888770), (31, 745420), (47, 491660), (52, 444385), (61, 378820), (62, 372710), (65, 355508), (94, 245830), (122, 189410), (124, 186355), (130, 177754), (155, 149084), (188, 122915), (235, 98332), (244, 94705), (260, 88877), (305, 75764), (310, 74542), (403, 57340), (470, 49166), (610, 37882), (611, 37820), (620, 37271), (793, 29140), (806, 28670), (940, 24583), (1220, 18941), (1222, 18910), (1457, 15860), (1586, 14570), (1612, 14335), (1891, 12220), (2015, 11468), (2444, 9455), (2867, 8060), (2914, 7930), (3055, 7564), (3172, 7285), (3782, 6110), (3965, 5828), (4030, 5734)]