12844520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1453}}^1$

素因数の和:1494

約数の個数: 64

約数和(自身を含む): 32976720

約数和(自身を除く): 20132200

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1453, 1768, 2210, 2906, 4420, 5812, 7265, 8840, 11624, 14530, 18889, 24701, 29060, 37778, 49402, 58120, 75556, 94445, 98804, 123505, 151112, 188890, 197608, 247010, 321113, 377780, 494020, 642226, 755560, 988040, 1284452, 1605565, 2568904, 3211130, 6422260, 12844520]

約数ペア:

[(1, 12844520), (2, 6422260), (4, 3211130), (5, 2568904), (8, 1605565), (10, 1284452), (13, 988040), (17, 755560), (20, 642226), (26, 494020), (34, 377780), (40, 321113), (52, 247010), (65, 197608), (68, 188890), (85, 151112), (104, 123505), (130, 98804), (136, 94445), (170, 75556), (221, 58120), (260, 49402), (340, 37778), (442, 29060), (520, 24701), (680, 18889), (884, 14530), (1105, 11624), (1453, 8840), (1768, 7265), (2210, 5812), (2906, 4420)]