22130420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1811}}^1$

素因数の和:1880

約数の個数: 48

約数和(自身を含む): 51141888

約数和(自身を除く): 29011468

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 188, 235, 260, 470, 611, 940, 1222, 1811, 2444, 3055, 3622, 6110, 7244, 9055, 12220, 18110, 23543, 36220, 47086, 85117, 94172, 117715, 170234, 235430, 340468, 425585, 470860, 851170, 1106521, 1702340, 2213042, 4426084, 5532605, 11065210, 22130420]

約数ペア:

[(1, 22130420), (2, 11065210), (4, 5532605), (5, 4426084), (10, 2213042), (13, 1702340), (20, 1106521), (26, 851170), (47, 470860), (52, 425585), (65, 340468), (94, 235430), (130, 170234), (188, 117715), (235, 94172), (260, 85117), (470, 47086), (611, 36220), (940, 23543), (1222, 18110), (1811, 12220), (2444, 9055), (3055, 7244), (3622, 6110)]