38678270

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{389}}^1$

素因数の和:620

約数の個数: 32

約数和(自身を含む): 71379360

約数和(自身を除く): 32701090

約数列:

[1, 2, 5, 10, 61, 122, 163, 305, 326, 389, 610, 778, 815, 1630, 1945, 3890, 9943, 19886, 23729, 47458, 49715, 63407, 99430, 118645, 126814, 237290, 317035, 634070, 3867827, 7735654, 19339135, 38678270]

約数ペア:

[(1, 38678270), (2, 19339135), (5, 7735654), (10, 3867827), (61, 634070), (122, 317035), (163, 237290), (305, 126814), (326, 118645), (389, 99430), (610, 63407), (778, 49715), (815, 47458), (1630, 23729), (1945, 19886), (3890, 9943)]