39315940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{659}}^1$

素因数の和:844

約数の個数: 48

約数和(自身を含む): 87595200

約数和(自身を除く): 48279260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 157, 190, 314, 380, 628, 659, 785, 1318, 1570, 2636, 2983, 3140, 3295, 5966, 6590, 11932, 12521, 13180, 14915, 25042, 29830, 50084, 59660, 62605, 103463, 125210, 206926, 250420, 413852, 517315, 1034630, 1965797, 2069260, 3931594, 7863188, 9828985, 19657970, 39315940]

約数ペア:

[(1, 39315940), (2, 19657970), (4, 9828985), (5, 7863188), (10, 3931594), (19, 2069260), (20, 1965797), (38, 1034630), (76, 517315), (95, 413852), (157, 250420), (190, 206926), (314, 125210), (380, 103463), (628, 62605), (659, 59660), (785, 50084), (1318, 29830), (1570, 25042), (2636, 14915), (2983, 13180), (3140, 12521), (3295, 11932), (5966, 6590)]