319284620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{4421}}^1$

素因数の和:4610

約数の個数: 48

約数和(自身を含む): 704265408

約数和(自身を除く): 384980788

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 157, 230, 314, 460, 628, 785, 1570, 3140, 3611, 4421, 7222, 8842, 14444, 17684, 18055, 22105, 36110, 44210, 72220, 88420, 101683, 203366, 406732, 508415, 694097, 1016830, 1388194, 2033660, 2776388, 3470485, 6940970, 13881940, 15964231, 31928462, 63856924, 79821155, 159642310, 319284620]

約数ペア:

[(1, 319284620), (2, 159642310), (4, 79821155), (5, 63856924), (10, 31928462), (20, 15964231), (23, 13881940), (46, 6940970), (92, 3470485), (115, 2776388), (157, 2033660), (230, 1388194), (314, 1016830), (460, 694097), (628, 508415), (785, 406732), (1570, 203366), (3140, 101683), (3611, 88420), (4421, 72220), (7222, 44210), (8842, 36110), (14444, 22105), (17684, 18055)]