28867850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{719}}^1$

素因数の和:815

約数の個数: 48

約数和(自身を含む): 59460480

約数和(自身を除く): 30592630

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 73, 110, 146, 275, 365, 550, 719, 730, 803, 1438, 1606, 1825, 3595, 3650, 4015, 7190, 7909, 8030, 15818, 17975, 20075, 35950, 39545, 40150, 52487, 79090, 104974, 197725, 262435, 395450, 524870, 577357, 1154714, 1312175, 2624350, 2886785, 5773570, 14433925, 28867850]

約数ペア:

[(1, 28867850), (2, 14433925), (5, 5773570), (10, 2886785), (11, 2624350), (22, 1312175), (25, 1154714), (50, 577357), (55, 524870), (73, 395450), (110, 262435), (146, 197725), (275, 104974), (365, 79090), (550, 52487), (719, 40150), (730, 39545), (803, 35950), (1438, 20075), (1606, 17975), (1825, 15818), (3595, 8030), (3650, 7909), (4015, 7190)]