195510920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{444343}}^1$

素因数の和:444365

約数の個数: 32

約数和(自身を含む): 479891520

約数和(自身を除く): 284380600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 444343, 888686, 1777372, 2221715, 3554744, 4443430, 4887773, 8886860, 9775546, 17773720, 19551092, 24438865, 39102184, 48877730, 97755460, 195510920]

約数ペア:

[(1, 195510920), (2, 97755460), (4, 48877730), (5, 39102184), (8, 24438865), (10, 19551092), (11, 17773720), (20, 9775546), (22, 8886860), (40, 4887773), (44, 4443430), (55, 3554744), (88, 2221715), (110, 1777372), (220, 888686), (440, 444343)]