7357940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:129

約数の個数: 72

約数和(自身を含む): 17535840

約数和(自身を除く): 10177900

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 67, 68, 76, 85, 95, 134, 170, 190, 268, 289, 323, 335, 340, 380, 578, 646, 670, 1139, 1156, 1273, 1292, 1340, 1445, 1615, 2278, 2546, 2890, 3230, 4556, 5092, 5491, 5695, 5780, 6365, 6460, 10982, 11390, 12730, 19363, 21641, 21964, 22780, 25460, 27455, 38726, 43282, 54910, 77452, 86564, 96815, 108205, 109820, 193630, 216410, 367897, 387260, 432820, 735794, 1471588, 1839485, 3678970, 7357940]

約数ペア:

[(1, 7357940), (2, 3678970), (4, 1839485), (5, 1471588), (10, 735794), (17, 432820), (19, 387260), (20, 367897), (34, 216410), (38, 193630), (67, 109820), (68, 108205), (76, 96815), (85, 86564), (95, 77452), (134, 54910), (170, 43282), (190, 38726), (268, 27455), (289, 25460), (323, 22780), (335, 21964), (340, 21641), (380, 19363), (578, 12730), (646, 11390), (670, 10982), (1139, 6460), (1156, 6365), (1273, 5780), (1292, 5695), (1340, 5491), (1445, 5092), (1615, 4556), (2278, 3230), (2546, 2890)]