38091460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^2\times {\mathrm{103}}^1$

素因数の和:205

約数の個数: 72

約数和(自身を含む): 90312768

約数和(自身を除く): 52221308

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 103, 110, 164, 205, 206, 220, 410, 412, 451, 515, 820, 902, 1030, 1133, 1681, 1804, 2060, 2255, 2266, 3362, 4223, 4510, 4532, 5665, 6724, 8405, 8446, 9020, 11330, 16810, 16892, 18491, 21115, 22660, 33620, 36982, 42230, 46453, 73964, 84460, 92455, 92906, 173143, 184910, 185812, 232265, 346286, 369820, 464530, 692572, 865715, 929060, 1731430, 1904573, 3462860, 3809146, 7618292, 9522865, 19045730, 38091460]

約数ペア:

[(1, 38091460), (2, 19045730), (4, 9522865), (5, 7618292), (10, 3809146), (11, 3462860), (20, 1904573), (22, 1731430), (41, 929060), (44, 865715), (55, 692572), (82, 464530), (103, 369820), (110, 346286), (164, 232265), (205, 185812), (206, 184910), (220, 173143), (410, 92906), (412, 92455), (451, 84460), (515, 73964), (820, 46453), (902, 42230), (1030, 36982), (1133, 33620), (1681, 22660), (1804, 21115), (2060, 18491), (2255, 16892), (2266, 16810), (3362, 11330), (4223, 9020), (4510, 8446), (4532, 8405), (5665, 6724)]