20342356240

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{282847}}^1$

素因数の和:282920

約数の個数: 80

約数和(自身を含む): 50505338880

約数和(自身を除く): 30162982640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 40, 58, 62, 80, 116, 124, 145, 155, 232, 248, 290, 310, 464, 496, 580, 620, 899, 1160, 1240, 1798, 2320, 2480, 3596, 4495, 7192, 8990, 14384, 17980, 35960, 71920, 282847, 565694, 1131388, 1414235, 2262776, 2828470, 4525552, 5656940, 8202563, 8768257, 11313880, 16405126, 17536514, 22627760, 32810252, 35073028, 41012815, 43841285, 65620504, 70146056, 82025630, 87682570, 131241008, 140292112, 164051260, 175365140, 254279453, 328102520, 350730280, 508558906, 656205040, 701460560, 1017117812, 1271397265, 2034235624, 2542794530, 4068471248, 5085589060, 10171178120, 20342356240]

約数ペア:

[(1, 20342356240), (2, 10171178120), (4, 5085589060), (5, 4068471248), (8, 2542794530), (10, 2034235624), (16, 1271397265), (20, 1017117812), (29, 701460560), (31, 656205040), (40, 508558906), (58, 350730280), (62, 328102520), (80, 254279453), (116, 175365140), (124, 164051260), (145, 140292112), (155, 131241008), (232, 87682570), (248, 82025630), (290, 70146056), (310, 65620504), (464, 43841285), (496, 41012815), (580, 35073028), (620, 32810252), (899, 22627760), (1160, 17536514), (1240, 16405126), (1798, 11313880), (2320, 8768257), (2480, 8202563), (3596, 5656940), (4495, 4525552), (7192, 2828470), (8990, 2262776), (14384, 1414235), (17980, 1131388), (35960, 565694), (71920, 282847)]