2693990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:113

約数の個数: 64

約数和(自身を含む): 5878656

約数和(自身を除く): 3184666

約数列:

[1, 2, 5, 10, 13, 17, 23, 26, 34, 46, 53, 65, 85, 106, 115, 130, 170, 221, 230, 265, 299, 391, 442, 530, 598, 689, 782, 901, 1105, 1219, 1378, 1495, 1802, 1955, 2210, 2438, 2990, 3445, 3910, 4505, 5083, 6095, 6890, 9010, 10166, 11713, 12190, 15847, 20723, 23426, 25415, 31694, 41446, 50830, 58565, 79235, 103615, 117130, 158470, 207230, 269399, 538798, 1346995, 2693990]

約数ペア:

[(1, 2693990), (2, 1346995), (5, 538798), (10, 269399), (13, 207230), (17, 158470), (23, 117130), (26, 103615), (34, 79235), (46, 58565), (53, 50830), (65, 41446), (85, 31694), (106, 25415), (115, 23426), (130, 20723), (170, 15847), (221, 12190), (230, 11713), (265, 10166), (299, 9010), (391, 6890), (442, 6095), (530, 5083), (598, 4505), (689, 3910), (782, 3445), (901, 2990), (1105, 2438), (1219, 2210), (1378, 1955), (1495, 1802)]