3112720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:140

約数の個数: 80

約数和(自身を含む): 8093232

約数和(自身を除く): 4980512

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 41, 52, 65, 73, 80, 82, 104, 130, 146, 164, 205, 208, 260, 292, 328, 365, 410, 520, 533, 584, 656, 730, 820, 949, 1040, 1066, 1168, 1460, 1640, 1898, 2132, 2665, 2920, 2993, 3280, 3796, 4264, 4745, 5330, 5840, 5986, 7592, 8528, 9490, 10660, 11972, 14965, 15184, 18980, 21320, 23944, 29930, 37960, 38909, 42640, 47888, 59860, 75920, 77818, 119720, 155636, 194545, 239440, 311272, 389090, 622544, 778180, 1556360, 3112720]

約数ペア:

[(1, 3112720), (2, 1556360), (4, 778180), (5, 622544), (8, 389090), (10, 311272), (13, 239440), (16, 194545), (20, 155636), (26, 119720), (40, 77818), (41, 75920), (52, 59860), (65, 47888), (73, 42640), (80, 38909), (82, 37960), (104, 29930), (130, 23944), (146, 21320), (164, 18980), (205, 15184), (208, 14965), (260, 11972), (292, 10660), (328, 9490), (365, 8528), (410, 7592), (520, 5986), (533, 5840), (584, 5330), (656, 4745), (730, 4264), (820, 3796), (949, 3280), (1040, 2993), (1066, 2920), (1168, 2665), (1460, 2132), (1640, 1898)]