47208920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5647}}^1$

素因数の和:5688

約数の個数: 64

約数和(自身を含む): 121996800

約数和(自身を除く): 74787880

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 5647, 8360, 11294, 22588, 28235, 45176, 56470, 62117, 107293, 112940, 124234, 214586, 225880, 248468, 310585, 429172, 496936, 536465, 621170, 858344, 1072930, 1180223, 1242340, 2145860, 2360446, 2484680, 4291720, 4720892, 5901115, 9441784, 11802230, 23604460, 47208920]

約数ペア:

[(1, 47208920), (2, 23604460), (4, 11802230), (5, 9441784), (8, 5901115), (10, 4720892), (11, 4291720), (19, 2484680), (20, 2360446), (22, 2145860), (38, 1242340), (40, 1180223), (44, 1072930), (55, 858344), (76, 621170), (88, 536465), (95, 496936), (110, 429172), (152, 310585), (190, 248468), (209, 225880), (220, 214586), (380, 124234), (418, 112940), (440, 107293), (760, 62117), (836, 56470), (1045, 45176), (1672, 28235), (2090, 22588), (4180, 11294), (5647, 8360)]