111283820

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{619}}^1$

素因数の和:818

約数の個数: 48

約数和(自身を含む): 239047200

約数和(自身を除く): 127763380

約数列:

[1, 2, 4, 5, 10, 20, 89, 101, 178, 202, 356, 404, 445, 505, 619, 890, 1010, 1238, 1780, 2020, 2476, 3095, 6190, 8989, 12380, 17978, 35956, 44945, 55091, 62519, 89890, 110182, 125038, 179780, 220364, 250076, 275455, 312595, 550910, 625190, 1101820, 1250380, 5564191, 11128382, 22256764, 27820955, 55641910, 111283820]

約数ペア:

[(1, 111283820), (2, 55641910), (4, 27820955), (5, 22256764), (10, 11128382), (20, 5564191), (89, 1250380), (101, 1101820), (178, 625190), (202, 550910), (356, 312595), (404, 275455), (445, 250076), (505, 220364), (619, 179780), (890, 125038), (1010, 110182), (1238, 89890), (1780, 62519), (2020, 55091), (2476, 44945), (3095, 35956), (6190, 17978), (8989, 12380)]