551428240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{626623}}^1$

素因数の和:626647

約数の個数: 40

約数和(自身を含む): 1398624768

約数和(自身を除く): 847196528

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 626623, 1253246, 2506492, 3133115, 5012984, 6266230, 6892853, 10025968, 12532460, 13785706, 25064920, 27571412, 34464265, 50129840, 55142824, 68928530, 110285648, 137857060, 275714120, 551428240]

約数ペア:

[(1, 551428240), (2, 275714120), (4, 137857060), (5, 110285648), (8, 68928530), (10, 55142824), (11, 50129840), (16, 34464265), (20, 27571412), (22, 25064920), (40, 13785706), (44, 12532460), (55, 10025968), (80, 6892853), (88, 6266230), (110, 5012984), (176, 3133115), (220, 2506492), (440, 1253246), (880, 626623)]