38991880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{3373}}^1$

素因数の和:3418

約数の個数: 48

約数和(自身を含む): 93223620

約数和(自身を除く): 54231740

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 578, 680, 1156, 1445, 2312, 2890, 3373, 5780, 6746, 11560, 13492, 16865, 26984, 33730, 57341, 67460, 114682, 134920, 229364, 286705, 458728, 573410, 974797, 1146820, 1949594, 2293640, 3899188, 4873985, 7798376, 9747970, 19495940, 38991880]

約数ペア:

[(1, 38991880), (2, 19495940), (4, 9747970), (5, 7798376), (8, 4873985), (10, 3899188), (17, 2293640), (20, 1949594), (34, 1146820), (40, 974797), (68, 573410), (85, 458728), (136, 286705), (170, 229364), (289, 134920), (340, 114682), (578, 67460), (680, 57341), (1156, 33730), (1445, 26984), (2312, 16865), (2890, 13492), (3373, 11560), (5780, 6746)]