8197890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^2$

素因数の和:251

約数の個数: 48

約数和(自身を含む): 20720448

約数和(自身を除く): 12522558

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 109, 115, 138, 218, 230, 327, 345, 545, 654, 690, 1090, 1635, 2507, 3270, 5014, 7521, 11881, 12535, 15042, 23762, 25070, 35643, 37605, 59405, 71286, 75210, 118810, 178215, 273263, 356430, 546526, 819789, 1366315, 1639578, 2732630, 4098945, 8197890]

約数ペア:

[(1, 8197890), (2, 4098945), (3, 2732630), (5, 1639578), (6, 1366315), (10, 819789), (15, 546526), (23, 356430), (30, 273263), (46, 178215), (69, 118810), (109, 75210), (115, 71286), (138, 59405), (218, 37605), (230, 35643), (327, 25070), (345, 23762), (545, 15042), (654, 12535), (690, 11881), (1090, 7521), (1635, 5014), (2507, 3270)]