12407950

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{353}}^1$

素因数の和:421

約数の個数: 48

約数和(自身を含む): 25020720

約数和(自身を除く): 12612770

約数列:

[1, 2, 5, 10, 19, 25, 37, 38, 50, 74, 95, 185, 190, 353, 370, 475, 703, 706, 925, 950, 1406, 1765, 1850, 3515, 3530, 6707, 7030, 8825, 13061, 13414, 17575, 17650, 26122, 33535, 35150, 65305, 67070, 130610, 167675, 248159, 326525, 335350, 496318, 653050, 1240795, 2481590, 6203975, 12407950]

約数ペア:

[(1, 12407950), (2, 6203975), (5, 2481590), (10, 1240795), (19, 653050), (25, 496318), (37, 335350), (38, 326525), (50, 248159), (74, 167675), (95, 130610), (185, 67070), (190, 65305), (353, 35150), (370, 33535), (475, 26122), (703, 17650), (706, 17575), (925, 13414), (950, 13061), (1406, 8825), (1765, 7030), (1850, 6707), (3515, 3530)]