24987860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{983}}^1$

素因数の和:1064

約数の個数: 48

約数和(自身を含む): 55544832

約数和(自身を除く): 30556972

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 124, 155, 164, 205, 310, 410, 620, 820, 983, 1271, 1966, 2542, 3932, 4915, 5084, 6355, 9830, 12710, 19660, 25420, 30473, 40303, 60946, 80606, 121892, 152365, 161212, 201515, 304730, 403030, 609460, 806060, 1249393, 2498786, 4997572, 6246965, 12493930, 24987860]

約数ペア:

[(1, 24987860), (2, 12493930), (4, 6246965), (5, 4997572), (10, 2498786), (20, 1249393), (31, 806060), (41, 609460), (62, 403030), (82, 304730), (124, 201515), (155, 161212), (164, 152365), (205, 121892), (310, 80606), (410, 60946), (620, 40303), (820, 30473), (983, 25420), (1271, 19660), (1966, 12710), (2542, 9830), (3932, 6355), (4915, 5084)]