22150780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{211}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 48615840

約数和(自身を除く): 26465060

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 181, 211, 290, 362, 422, 580, 724, 844, 905, 1055, 1810, 2110, 3620, 4220, 5249, 6119, 10498, 12238, 20996, 24476, 26245, 30595, 38191, 52490, 61190, 76382, 104980, 122380, 152764, 190955, 381910, 763820, 1107539, 2215078, 4430156, 5537695, 11075390, 22150780]

約数ペア:

[(1, 22150780), (2, 11075390), (4, 5537695), (5, 4430156), (10, 2215078), (20, 1107539), (29, 763820), (58, 381910), (116, 190955), (145, 152764), (181, 122380), (211, 104980), (290, 76382), (362, 61190), (422, 52490), (580, 38191), (724, 30595), (844, 26245), (905, 24476), (1055, 20996), (1810, 12238), (2110, 10498), (3620, 6119), (4220, 5249)]