40232540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{491}}^1$

素因数の和:758

約数の個数: 48

約数和(自身を含む): 90012384

約数和(自身を除く): 49779844

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 241, 340, 482, 491, 964, 982, 1205, 1964, 2410, 2455, 4097, 4820, 4910, 8194, 8347, 9820, 16388, 16694, 20485, 33388, 40970, 41735, 81940, 83470, 118331, 166940, 236662, 473324, 591655, 1183310, 2011627, 2366620, 4023254, 8046508, 10058135, 20116270, 40232540]

約数ペア:

[(1, 40232540), (2, 20116270), (4, 10058135), (5, 8046508), (10, 4023254), (17, 2366620), (20, 2011627), (34, 1183310), (68, 591655), (85, 473324), (170, 236662), (241, 166940), (340, 118331), (482, 83470), (491, 81940), (964, 41735), (982, 40970), (1205, 33388), (1964, 20485), (2410, 16694), (2455, 16388), (4097, 9820), (4820, 8347), (4910, 8194)]