1773451640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{15661}}^1$

素因数の和:15840

約数の個数: 64

約数和(自身を含む): 4228740000

約数和(自身を除く): 2455288360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 149, 152, 190, 298, 380, 596, 745, 760, 1192, 1490, 2831, 2980, 5662, 5960, 11324, 14155, 15661, 22648, 28310, 31322, 56620, 62644, 78305, 113240, 125288, 156610, 297559, 313220, 595118, 626440, 1190236, 1487795, 2333489, 2380472, 2975590, 4666978, 5951180, 9333956, 11667445, 11902360, 18667912, 23334890, 44336291, 46669780, 88672582, 93339560, 177345164, 221681455, 354690328, 443362910, 886725820, 1773451640]

約数ペア:

[(1, 1773451640), (2, 886725820), (4, 443362910), (5, 354690328), (8, 221681455), (10, 177345164), (19, 93339560), (20, 88672582), (38, 46669780), (40, 44336291), (76, 23334890), (95, 18667912), (149, 11902360), (152, 11667445), (190, 9333956), (298, 5951180), (380, 4666978), (596, 2975590), (745, 2380472), (760, 2333489), (1192, 1487795), (1490, 1190236), (2831, 626440), (2980, 595118), (5662, 313220), (5960, 297559), (11324, 156610), (14155, 125288), (15661, 113240), (22648, 78305), (28310, 62644), (31322, 56620)]