637989260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{5669}}^1$

素因数の和:6026

約数の個数: 48

約数和(自身を含む): 1423124640

約数和(自身を除く): 785135380

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 331, 340, 662, 1324, 1655, 3310, 5627, 5669, 6620, 11254, 11338, 22508, 22676, 28135, 28345, 56270, 56690, 96373, 112540, 113380, 192746, 385492, 481865, 963730, 1876439, 1927460, 3752878, 7505756, 9382195, 18764390, 31899463, 37528780, 63798926, 127597852, 159497315, 318994630, 637989260]

約数ペア:

[(1, 637989260), (2, 318994630), (4, 159497315), (5, 127597852), (10, 63798926), (17, 37528780), (20, 31899463), (34, 18764390), (68, 9382195), (85, 7505756), (170, 3752878), (331, 1927460), (340, 1876439), (662, 963730), (1324, 481865), (1655, 385492), (3310, 192746), (5627, 113380), (5669, 112540), (6620, 96373), (11254, 56690), (11338, 56270), (22508, 28345), (22676, 28135)]