12152440

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2039}}^1$

素因数の和:2199

約数の個数: 32

約数和(自身を含む): 27540000

約数和(自身を除く): 15387560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2039, 2980, 4078, 5960, 8156, 10195, 16312, 20390, 40780, 81560, 303811, 607622, 1215244, 1519055, 2430488, 3038110, 6076220, 12152440]

約数ペア:

[(1, 12152440), (2, 6076220), (4, 3038110), (5, 2430488), (8, 1519055), (10, 1215244), (20, 607622), (40, 303811), (149, 81560), (298, 40780), (596, 20390), (745, 16312), (1192, 10195), (1490, 8156), (2039, 5960), (2980, 4078)]