207500710

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{461}}^1$

素因数の和:613

約数の個数: 64

約数和(自身を含む): 415134720

約数和(自身を除く): 207634010

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 103, 115, 190, 206, 230, 437, 461, 515, 874, 922, 1030, 1957, 2185, 2305, 2369, 3914, 4370, 4610, 4738, 8759, 9785, 10603, 11845, 17518, 19570, 21206, 23690, 43795, 45011, 47483, 53015, 87590, 90022, 94966, 106030, 201457, 225055, 237415, 402914, 450110, 474830, 902177, 1007285, 1092109, 1804354, 2014570, 2184218, 4510885, 5460545, 9021770, 10921090, 20750071, 41500142, 103750355, 207500710]

約数ペア:

[(1, 207500710), (2, 103750355), (5, 41500142), (10, 20750071), (19, 10921090), (23, 9021770), (38, 5460545), (46, 4510885), (95, 2184218), (103, 2014570), (115, 1804354), (190, 1092109), (206, 1007285), (230, 902177), (437, 474830), (461, 450110), (515, 402914), (874, 237415), (922, 225055), (1030, 201457), (1957, 106030), (2185, 94966), (2305, 90022), (2369, 87590), (3914, 53015), (4370, 47483), (4610, 45011), (4738, 43795), (8759, 23690), (9785, 21206), (10603, 19570), (11845, 17518)]