40983940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{809}}^1$

素因数の和:984

約数の個数: 48

約数和(自身を含む): 91854000

約数和(自身を除く): 50870060

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 149, 170, 298, 340, 596, 745, 809, 1490, 1618, 2533, 2980, 3236, 4045, 5066, 8090, 10132, 12665, 13753, 16180, 25330, 27506, 50660, 55012, 68765, 120541, 137530, 241082, 275060, 482164, 602705, 1205410, 2049197, 2410820, 4098394, 8196788, 10245985, 20491970, 40983940]

約数ペア:

[(1, 40983940), (2, 20491970), (4, 10245985), (5, 8196788), (10, 4098394), (17, 2410820), (20, 2049197), (34, 1205410), (68, 602705), (85, 482164), (149, 275060), (170, 241082), (298, 137530), (340, 120541), (596, 68765), (745, 55012), (809, 50660), (1490, 27506), (1618, 25330), (2533, 16180), (2980, 13753), (3236, 12665), (4045, 10132), (5066, 8090)]