20186099580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{823}}^1\times {\mathrm{971}}^1$

素因数の和:2227

約数の個数: 96

約数和(自身を含む): 56782591488

約数和(自身を除く): 36596491908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 421, 823, 842, 971, 1263, 1646, 1684, 1942, 2105, 2469, 2526, 2913, 3292, 3884, 4115, 4210, 4855, 4938, 5052, 5826, 6315, 8230, 8420, 9710, 9876, 11652, 12345, 12630, 14565, 16460, 19420, 24690, 25260, 29130, 49380, 58260, 346483, 408791, 692966, 799133, 817582, 1039449, 1226373, 1385932, 1598266, 1635164, 1732415, 2043955, 2078898, 2397399, 2452746, 3196532, 3464830, 3995665, 4087910, 4157796, 4794798, 4905492, 5197245, 6131865, 6929660, 7991330, 8175820, 9589596, 10394490, 11986995, 12263730, 15982660, 20788980, 23973990, 24527460, 47947980, 336434993, 672869986, 1009304979, 1345739972, 1682174965, 2018609958, 3364349930, 4037219916, 5046524895, 6728699860, 10093049790, 20186099580]

約数ペア:

[(1, 20186099580), (2, 10093049790), (3, 6728699860), (4, 5046524895), (5, 4037219916), (6, 3364349930), (10, 2018609958), (12, 1682174965), (15, 1345739972), (20, 1009304979), (30, 672869986), (60, 336434993), (421, 47947980), (823, 24527460), (842, 23973990), (971, 20788980), (1263, 15982660), (1646, 12263730), (1684, 11986995), (1942, 10394490), (2105, 9589596), (2469, 8175820), (2526, 7991330), (2913, 6929660), (3292, 6131865), (3884, 5197245), (4115, 4905492), (4210, 4794798), (4855, 4157796), (4938, 4087910), (5052, 3995665), (5826, 3464830), (6315, 3196532), (8230, 2452746), (8420, 2397399), (9710, 2078898), (9876, 2043955), (11652, 1732415), (12345, 1635164), (12630, 1598266), (14565, 1385932), (16460, 1226373), (19420, 1039449), (24690, 817582), (25260, 799133), (29130, 692966), (49380, 408791), (58260, 346483)]