505288520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{11839}}^1$

素因数の和:11958

約数の個数: 64

約数和(自身を含む): 1253145600

約数和(自身を除く): 747857080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 97, 110, 194, 220, 388, 440, 485, 776, 970, 1067, 1940, 2134, 3880, 4268, 5335, 8536, 10670, 11839, 21340, 23678, 42680, 47356, 59195, 94712, 118390, 130229, 236780, 260458, 473560, 520916, 651145, 1041832, 1148383, 1302290, 2296766, 2604580, 4593532, 5209160, 5741915, 9187064, 11483830, 12632213, 22967660, 25264426, 45935320, 50528852, 63161065, 101057704, 126322130, 252644260, 505288520]

約数ペア:

[(1, 505288520), (2, 252644260), (4, 126322130), (5, 101057704), (8, 63161065), (10, 50528852), (11, 45935320), (20, 25264426), (22, 22967660), (40, 12632213), (44, 11483830), (55, 9187064), (88, 5741915), (97, 5209160), (110, 4593532), (194, 2604580), (220, 2296766), (388, 1302290), (440, 1148383), (485, 1041832), (776, 651145), (970, 520916), (1067, 473560), (1940, 260458), (2134, 236780), (3880, 130229), (4268, 118390), (5335, 94712), (8536, 59195), (10670, 47356), (11839, 42680), (21340, 23678)]