2510193380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{45491}}^1$

素因数の和:45620

約数の個数: 48

約数和(自身を含む): 5502712320

約数和(自身を除く): 2992518940

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 89, 124, 155, 178, 310, 356, 445, 620, 890, 1780, 2759, 5518, 11036, 13795, 27590, 45491, 55180, 90982, 181964, 227455, 454910, 909820, 1410221, 2820442, 4048699, 5640884, 7051105, 8097398, 14102210, 16194796, 20243495, 28204420, 40486990, 80973980, 125509669, 251019338, 502038676, 627548345, 1255096690, 2510193380]

約数ペア:

[(1, 2510193380), (2, 1255096690), (4, 627548345), (5, 502038676), (10, 251019338), (20, 125509669), (31, 80973980), (62, 40486990), (89, 28204420), (124, 20243495), (155, 16194796), (178, 14102210), (310, 8097398), (356, 7051105), (445, 5640884), (620, 4048699), (890, 2820442), (1780, 1410221), (2759, 909820), (5518, 454910), (11036, 227455), (13795, 181964), (27590, 90982), (45491, 55180)]