19376040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2647}}^1$

素因数の和:2722

約数の個数: 64

約数和(自身を含む): 59103360

約数和(自身を除く): 39727320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 2647, 3660, 5294, 7320, 7941, 10588, 13235, 15882, 21176, 26470, 31764, 39705, 52940, 63528, 79410, 105880, 158820, 161467, 317640, 322934, 484401, 645868, 807335, 968802, 1291736, 1614670, 1937604, 2422005, 3229340, 3875208, 4844010, 6458680, 9688020, 19376040]

約数ペア:

[(1, 19376040), (2, 9688020), (3, 6458680), (4, 4844010), (5, 3875208), (6, 3229340), (8, 2422005), (10, 1937604), (12, 1614670), (15, 1291736), (20, 968802), (24, 807335), (30, 645868), (40, 484401), (60, 322934), (61, 317640), (120, 161467), (122, 158820), (183, 105880), (244, 79410), (305, 63528), (366, 52940), (488, 39705), (610, 31764), (732, 26470), (915, 21176), (1220, 15882), (1464, 13235), (1830, 10588), (2440, 7941), (2647, 7320), (3660, 5294)]