2008581760

素因数分解:

$2^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{3491}}^1$

素因数の和:3570

約数の個数: 128

約数和(自身を含む): 5129049600

約数和(自身を除く): 3120467840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 32, 40, 58, 62, 64, 80, 116, 124, 128, 145, 155, 160, 232, 248, 290, 310, 320, 464, 496, 580, 620, 640, 899, 928, 992, 1160, 1240, 1798, 1856, 1984, 2320, 2480, 3491, 3596, 3712, 3968, 4495, 4640, 4960, 6982, 7192, 8990, 9280, 9920, 13964, 14384, 17455, 17980, 18560, 19840, 27928, 28768, 34910, 35960, 55856, 57536, 69820, 71920, 101239, 108221, 111712, 115072, 139640, 143840, 202478, 216442, 223424, 279280, 287680, 404956, 432884, 446848, 506195, 541105, 558560, 575360, 809912, 865768, 1012390, 1082210, 1117120, 1619824, 1731536, 2024780, 2164420, 2234240, 3138409, 3239648, 3463072, 4049560, 4328840, 6276818, 6479296, 6926144, 8099120, 8657680, 12553636, 12958592, 13852288, 15692045, 16198240, 17315360, 25107272, 31384090, 32396480, 34630720, 50214544, 62768180, 64792960, 69261440, 100429088, 125536360, 200858176, 251072720, 401716352, 502145440, 1004290880, 2008581760]

約数ペア:

[(1, 2008581760), (2, 1004290880), (4, 502145440), (5, 401716352), (8, 251072720), (10, 200858176), (16, 125536360), (20, 100429088), (29, 69261440), (31, 64792960), (32, 62768180), (40, 50214544), (58, 34630720), (62, 32396480), (64, 31384090), (80, 25107272), (116, 17315360), (124, 16198240), (128, 15692045), (145, 13852288), (155, 12958592), (160, 12553636), (232, 8657680), (248, 8099120), (290, 6926144), (310, 6479296), (320, 6276818), (464, 4328840), (496, 4049560), (580, 3463072), (620, 3239648), (640, 3138409), (899, 2234240), (928, 2164420), (992, 2024780), (1160, 1731536), (1240, 1619824), (1798, 1117120), (1856, 1082210), (1984, 1012390), (2320, 865768), (2480, 809912), (3491, 575360), (3596, 558560), (3712, 541105), (3968, 506195), (4495, 446848), (4640, 432884), (4960, 404956), (6982, 287680), (7192, 279280), (8990, 223424), (9280, 216442), (9920, 202478), (13964, 143840), (14384, 139640), (17455, 115072), (17980, 111712), (18560, 108221), (19840, 101239), (27928, 71920), (28768, 69820), (34910, 57536), (35960, 55856)]