15416420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 33784128

約数和(自身を除く): 18367708

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 83, 148, 166, 185, 251, 332, 370, 415, 502, 740, 830, 1004, 1255, 1660, 2510, 3071, 5020, 6142, 9287, 12284, 15355, 18574, 20833, 30710, 37148, 41666, 46435, 61420, 83332, 92870, 104165, 185740, 208330, 416660, 770821, 1541642, 3083284, 3854105, 7708210, 15416420]

約数ペア:

[(1, 15416420), (2, 7708210), (4, 3854105), (5, 3083284), (10, 1541642), (20, 770821), (37, 416660), (74, 208330), (83, 185740), (148, 104165), (166, 92870), (185, 83332), (251, 61420), (332, 46435), (370, 41666), (415, 37148), (502, 30710), (740, 20833), (830, 18574), (1004, 15355), (1255, 12284), (1660, 9287), (2510, 6142), (3071, 5020)]