13070420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{491}}^1$

素因数の和:533

約数の個数: 48

約数和(自身を含む): 30252096

約数和(自身を除く): 17181676

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 491, 605, 982, 1210, 1331, 1964, 2420, 2455, 2662, 4910, 5324, 5401, 6655, 9820, 10802, 13310, 21604, 26620, 27005, 54010, 59411, 108020, 118822, 237644, 297055, 594110, 653521, 1188220, 1307042, 2614084, 3267605, 6535210, 13070420]

約数ペア:

[(1, 13070420), (2, 6535210), (4, 3267605), (5, 2614084), (10, 1307042), (11, 1188220), (20, 653521), (22, 594110), (44, 297055), (55, 237644), (110, 118822), (121, 108020), (220, 59411), (242, 54010), (484, 27005), (491, 26620), (605, 21604), (982, 13310), (1210, 10802), (1331, 9820), (1964, 6655), (2420, 5401), (2455, 5324), (2662, 4910)]