31240710

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4889}}^1$

素因数の和:4973

約数の個数: 48

約数和(自身を含む): 82386720

約数和(自身を除く): 51146010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 710, 1065, 1278, 2130, 3195, 4889, 6390, 9778, 14667, 24445, 29334, 44001, 48890, 73335, 88002, 146670, 220005, 347119, 440010, 694238, 1041357, 1735595, 2082714, 3124071, 3471190, 5206785, 6248142, 10413570, 15620355, 31240710]

約数ペア:

[(1, 31240710), (2, 15620355), (3, 10413570), (5, 6248142), (6, 5206785), (9, 3471190), (10, 3124071), (15, 2082714), (18, 1735595), (30, 1041357), (45, 694238), (71, 440010), (90, 347119), (142, 220005), (213, 146670), (355, 88002), (426, 73335), (639, 48890), (710, 44001), (1065, 29334), (1278, 24445), (2130, 14667), (3195, 9778), (4889, 6390)]