1543180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 3548160

約数和(自身を除く): 2004980

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 131, 155, 190, 262, 310, 380, 524, 589, 620, 655, 1178, 1310, 2356, 2489, 2620, 2945, 4061, 4978, 5890, 8122, 9956, 11780, 12445, 16244, 20305, 24890, 40610, 49780, 77159, 81220, 154318, 308636, 385795, 771590, 1543180]

約数ペア:

[(1, 1543180), (2, 771590), (4, 385795), (5, 308636), (10, 154318), (19, 81220), (20, 77159), (31, 49780), (38, 40610), (62, 24890), (76, 20305), (95, 16244), (124, 12445), (131, 11780), (155, 9956), (190, 8122), (262, 5890), (310, 4978), (380, 4061), (524, 2945), (589, 2620), (620, 2489), (655, 2356), (1178, 1310)]