893420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:182

約数の個数: 48

約数和(自身を含む): 2128896

約数和(自身を除く): 1235476

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 131, 155, 220, 262, 310, 341, 524, 620, 655, 682, 1310, 1364, 1441, 1705, 2620, 2882, 3410, 4061, 5764, 6820, 7205, 8122, 14410, 16244, 20305, 28820, 40610, 44671, 81220, 89342, 178684, 223355, 446710, 893420]

約数ペア:

[(1, 893420), (2, 446710), (4, 223355), (5, 178684), (10, 89342), (11, 81220), (20, 44671), (22, 40610), (31, 28820), (44, 20305), (55, 16244), (62, 14410), (110, 8122), (124, 7205), (131, 6820), (155, 5764), (220, 4061), (262, 3410), (310, 2882), (341, 2620), (524, 1705), (620, 1441), (655, 1364), (682, 1310)]