15743590

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:157

約数の個数: 64

約数和(自身を含む): 31933440

約数和(自身を除く): 16189850

約数列:

[1, 2, 5, 10, 19, 38, 41, 43, 47, 82, 86, 94, 95, 190, 205, 215, 235, 410, 430, 470, 779, 817, 893, 1558, 1634, 1763, 1786, 1927, 2021, 3526, 3854, 3895, 4042, 4085, 4465, 7790, 8170, 8815, 8930, 9635, 10105, 17630, 19270, 20210, 33497, 36613, 38399, 66994, 73226, 76798, 82861, 165722, 167485, 183065, 191995, 334970, 366130, 383990, 414305, 828610, 1574359, 3148718, 7871795, 15743590]

約数ペア:

[(1, 15743590), (2, 7871795), (5, 3148718), (10, 1574359), (19, 828610), (38, 414305), (41, 383990), (43, 366130), (47, 334970), (82, 191995), (86, 183065), (94, 167485), (95, 165722), (190, 82861), (205, 76798), (215, 73226), (235, 66994), (410, 38399), (430, 36613), (470, 33497), (779, 20210), (817, 19270), (893, 17630), (1558, 10105), (1634, 9635), (1763, 8930), (1786, 8815), (1927, 8170), (2021, 7790), (3526, 4465), (3854, 4085), (3895, 4042)]