422512840

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{4027}}^1$

素因数の和:4142

約数の個数: 64

約数和(自身を含む): 988954560

約数和(自身を除く): 566441720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 61, 86, 122, 172, 215, 244, 305, 344, 430, 488, 610, 860, 1220, 1720, 2440, 2623, 4027, 5246, 8054, 10492, 13115, 16108, 20135, 20984, 26230, 32216, 40270, 52460, 80540, 104920, 161080, 173161, 245647, 346322, 491294, 692644, 865805, 982588, 1228235, 1385288, 1731610, 1965176, 2456470, 3463220, 4912940, 6926440, 9825880, 10562821, 21125642, 42251284, 52814105, 84502568, 105628210, 211256420, 422512840]

約数ペア:

[(1, 422512840), (2, 211256420), (4, 105628210), (5, 84502568), (8, 52814105), (10, 42251284), (20, 21125642), (40, 10562821), (43, 9825880), (61, 6926440), (86, 4912940), (122, 3463220), (172, 2456470), (215, 1965176), (244, 1731610), (305, 1385288), (344, 1228235), (430, 982588), (488, 865805), (610, 692644), (860, 491294), (1220, 346322), (1720, 245647), (2440, 173161), (2623, 161080), (4027, 104920), (5246, 80540), (8054, 52460), (10492, 40270), (13115, 32216), (16108, 26230), (20135, 20984)]