401040284920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{5209}}^1\times {\mathrm{15907}}^1$

素因数の和:21149

約数の個数: 96

約数和(自身を含む): 992081739600

約数和(自身を除く): 591041454680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 5209, 10418, 15907, 20836, 26045, 31814, 41672, 52090, 57299, 63628, 79535, 104180, 114598, 127256, 159070, 174977, 208360, 229196, 286495, 318140, 349954, 458392, 572990, 630289, 636280, 699908, 874885, 1145980, 1260578, 1399816, 1749770, 1924747, 2291960, 2521156, 3151445, 3499540, 3849494, 5042312, 6302890, 6999080, 7698988, 9623735, 12605780, 15397976, 19247470, 25211560, 38494940, 76989880, 82859563, 165719126, 331438252, 414297815, 662876504, 828595630, 911455193, 1657191260, 1822910386, 3314382520, 3645820772, 4557275965, 7291641544, 9114551930, 10026007123, 18229103860, 20052014246, 36458207720, 40104028492, 50130035615, 80208056984, 100260071230, 200520142460, 401040284920]

約数ペア:

[(1, 401040284920), (2, 200520142460), (4, 100260071230), (5, 80208056984), (8, 50130035615), (10, 40104028492), (11, 36458207720), (20, 20052014246), (22, 18229103860), (40, 10026007123), (44, 9114551930), (55, 7291641544), (88, 4557275965), (110, 3645820772), (121, 3314382520), (220, 1822910386), (242, 1657191260), (440, 911455193), (484, 828595630), (605, 662876504), (968, 414297815), (1210, 331438252), (2420, 165719126), (4840, 82859563), (5209, 76989880), (10418, 38494940), (15907, 25211560), (20836, 19247470), (26045, 15397976), (31814, 12605780), (41672, 9623735), (52090, 7698988), (57299, 6999080), (63628, 6302890), (79535, 5042312), (104180, 3849494), (114598, 3499540), (127256, 3151445), (159070, 2521156), (174977, 2291960), (208360, 1924747), (229196, 1749770), (286495, 1399816), (318140, 1260578), (349954, 1145980), (458392, 874885), (572990, 699908), (630289, 636280)]