15504340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1471}}^1$

素因数の和:1528

約数の個数: 48

約数和(自身を含む): 35610624

約数和(自身を除く): 20106284

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 527, 620, 1054, 1471, 2108, 2635, 2942, 5270, 5884, 7355, 10540, 14710, 25007, 29420, 45601, 50014, 91202, 100028, 125035, 182404, 228005, 250070, 456010, 500140, 775217, 912020, 1550434, 3100868, 3876085, 7752170, 15504340]

約数ペア:

[(1, 15504340), (2, 7752170), (4, 3876085), (5, 3100868), (10, 1550434), (17, 912020), (20, 775217), (31, 500140), (34, 456010), (62, 250070), (68, 228005), (85, 182404), (124, 125035), (155, 100028), (170, 91202), (310, 50014), (340, 45601), (527, 29420), (620, 25007), (1054, 14710), (1471, 10540), (2108, 7355), (2635, 5884), (2942, 5270)]