22507780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{971}}^1$

素因数の和:1060

約数の個数: 48

約数和(自身を含む): 50621760

約数和(自身を除く): 28113980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 76, 95, 122, 190, 244, 305, 380, 610, 971, 1159, 1220, 1942, 2318, 3884, 4636, 4855, 5795, 9710, 11590, 18449, 19420, 23180, 36898, 59231, 73796, 92245, 118462, 184490, 236924, 296155, 368980, 592310, 1125389, 1184620, 2250778, 4501556, 5626945, 11253890, 22507780]

約数ペア:

[(1, 22507780), (2, 11253890), (4, 5626945), (5, 4501556), (10, 2250778), (19, 1184620), (20, 1125389), (38, 592310), (61, 368980), (76, 296155), (95, 236924), (122, 184490), (190, 118462), (244, 92245), (305, 73796), (380, 59231), (610, 36898), (971, 23180), (1159, 19420), (1220, 18449), (1942, 11590), (2318, 9710), (3884, 5795), (4636, 4855)]