28643450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2741}}^1$

素因数の和:2783

約数の個数: 48

約数和(自身を含む): 61201440

約数和(自身を除く): 32557990

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 190, 209, 275, 418, 475, 550, 950, 1045, 2090, 2741, 5225, 5482, 10450, 13705, 27410, 30151, 52079, 60302, 68525, 104158, 137050, 150755, 260395, 301510, 520790, 572869, 753775, 1145738, 1301975, 1507550, 2603950, 2864345, 5728690, 14321725, 28643450]

約数ペア:

[(1, 28643450), (2, 14321725), (5, 5728690), (10, 2864345), (11, 2603950), (19, 1507550), (22, 1301975), (25, 1145738), (38, 753775), (50, 572869), (55, 520790), (95, 301510), (110, 260395), (190, 150755), (209, 137050), (275, 104158), (418, 68525), (475, 60302), (550, 52079), (950, 30151), (1045, 27410), (2090, 13705), (2741, 10450), (5225, 5482)]