12941440

素因数分解:

$2^7\times 5^1\times {\mathrm{73}}^1\times {\mathrm{277}}^1$

素因数の和:369

約数の個数: 64

約数和(自身を含む): 31475160

約数和(自身を除く): 18533720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 160, 277, 292, 320, 365, 554, 584, 640, 730, 1108, 1168, 1385, 1460, 2216, 2336, 2770, 2920, 4432, 4672, 5540, 5840, 8864, 9344, 11080, 11680, 17728, 20221, 22160, 23360, 35456, 40442, 44320, 46720, 80884, 88640, 101105, 161768, 177280, 202210, 323536, 404420, 647072, 808840, 1294144, 1617680, 2588288, 3235360, 6470720, 12941440]

約数ペア:

[(1, 12941440), (2, 6470720), (4, 3235360), (5, 2588288), (8, 1617680), (10, 1294144), (16, 808840), (20, 647072), (32, 404420), (40, 323536), (64, 202210), (73, 177280), (80, 161768), (128, 101105), (146, 88640), (160, 80884), (277, 46720), (292, 44320), (320, 40442), (365, 35456), (554, 23360), (584, 22160), (640, 20221), (730, 17728), (1108, 11680), (1168, 11080), (1385, 9344), (1460, 8864), (2216, 5840), (2336, 5540), (2770, 4672), (2920, 4432)]