345703940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{2333}}^1$

素因数の和:2612

約数の個数: 48

約数和(自身を含む): 752855040

約数和(自身を除く): 407151100

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 239, 310, 478, 620, 956, 1195, 2333, 2390, 4666, 4780, 7409, 9332, 11665, 14818, 23330, 29636, 37045, 46660, 72323, 74090, 144646, 148180, 289292, 361615, 557587, 723230, 1115174, 1446460, 2230348, 2787935, 5575870, 11151740, 17285197, 34570394, 69140788, 86425985, 172851970, 345703940]

約数ペア:

[(1, 345703940), (2, 172851970), (4, 86425985), (5, 69140788), (10, 34570394), (20, 17285197), (31, 11151740), (62, 5575870), (124, 2787935), (155, 2230348), (239, 1446460), (310, 1115174), (478, 723230), (620, 557587), (956, 361615), (1195, 289292), (2333, 148180), (2390, 144646), (4666, 74090), (4780, 72323), (7409, 46660), (9332, 37045), (11665, 29636), (14818, 23330)]