30774320

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12409}}^1$

素因数の和:12453

約数の個数: 40

約数和(自身を含む): 73864320

約数和(自身を除く): 43090000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 12409, 24818, 49636, 62045, 99272, 124090, 198544, 248180, 384679, 496360, 769358, 992720, 1538716, 1923395, 3077432, 3846790, 6154864, 7693580, 15387160, 30774320]

約数ペア:

[(1, 30774320), (2, 15387160), (4, 7693580), (5, 6154864), (8, 3846790), (10, 3077432), (16, 1923395), (20, 1538716), (31, 992720), (40, 769358), (62, 496360), (80, 384679), (124, 248180), (155, 198544), (248, 124090), (310, 99272), (496, 62045), (620, 49636), (1240, 24818), (2480, 12409)]