38944980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{409}}^1$

素因数の和:470

約数の個数: 108

約数和(自身を含む): 123794580

約数和(自身を除く): 84849600

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 409, 414, 460, 529, 690, 818, 828, 1035, 1058, 1227, 1380, 1587, 1636, 2045, 2070, 2116, 2454, 2645, 3174, 3681, 4090, 4140, 4761, 4908, 5290, 6135, 6348, 7362, 7935, 8180, 9407, 9522, 10580, 12270, 14724, 15870, 18405, 18814, 19044, 23805, 24540, 28221, 31740, 36810, 37628, 47035, 47610, 56442, 73620, 84663, 94070, 95220, 112884, 141105, 169326, 188140, 216361, 282210, 338652, 423315, 432722, 564420, 649083, 846630, 865444, 1081805, 1298166, 1693260, 1947249, 2163610, 2596332, 3245415, 3894498, 4327220, 6490830, 7788996, 9736245, 12981660, 19472490, 38944980]

約数ペア:

[(1, 38944980), (2, 19472490), (3, 12981660), (4, 9736245), (5, 7788996), (6, 6490830), (9, 4327220), (10, 3894498), (12, 3245415), (15, 2596332), (18, 2163610), (20, 1947249), (23, 1693260), (30, 1298166), (36, 1081805), (45, 865444), (46, 846630), (60, 649083), (69, 564420), (90, 432722), (92, 423315), (115, 338652), (138, 282210), (180, 216361), (207, 188140), (230, 169326), (276, 141105), (345, 112884), (409, 95220), (414, 94070), (460, 84663), (529, 73620), (690, 56442), (818, 47610), (828, 47035), (1035, 37628), (1058, 36810), (1227, 31740), (1380, 28221), (1587, 24540), (1636, 23805), (2045, 19044), (2070, 18814), (2116, 18405), (2454, 15870), (2645, 14724), (3174, 12270), (3681, 10580), (4090, 9522), (4140, 9407), (4761, 8180), (4908, 7935), (5290, 7362), (6135, 6348)]