2117222770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1\times {\mathrm{853}}^1$

素因数の和:1247

約数の個数: 64

約数和(自身を含む): 4189669344

約数和(自身を除く): 2072446574

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 122, 130, 305, 313, 610, 626, 793, 853, 1565, 1586, 1706, 3130, 3965, 4069, 4265, 7930, 8138, 8530, 11089, 19093, 20345, 22178, 38186, 40690, 52033, 55445, 95465, 104066, 110890, 190930, 248209, 260165, 266989, 496418, 520330, 533978, 676429, 1241045, 1334945, 1352858, 2482090, 2669890, 3382145, 3470857, 6764290, 6941714, 16286329, 17354285, 32572658, 34708570, 81431645, 162863290, 211722277, 423444554, 1058611385, 2117222770]

約数ペア:

[(1, 2117222770), (2, 1058611385), (5, 423444554), (10, 211722277), (13, 162863290), (26, 81431645), (61, 34708570), (65, 32572658), (122, 17354285), (130, 16286329), (305, 6941714), (313, 6764290), (610, 3470857), (626, 3382145), (793, 2669890), (853, 2482090), (1565, 1352858), (1586, 1334945), (1706, 1241045), (3130, 676429), (3965, 533978), (4069, 520330), (4265, 496418), (7930, 266989), (8138, 260165), (8530, 248209), (11089, 190930), (19093, 110890), (20345, 104066), (22178, 95465), (38186, 55445), (40690, 52033)]