40885728

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{181}}^2$

素因数の和:388

約数の個数: 72

約数和(自身を含む): 116222904

約数和(自身を除く): 75337176

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 181, 208, 312, 362, 416, 543, 624, 724, 1086, 1248, 1448, 2172, 2353, 2896, 4344, 4706, 5792, 7059, 8688, 9412, 14118, 17376, 18824, 28236, 32761, 37648, 56472, 65522, 75296, 98283, 112944, 131044, 196566, 225888, 262088, 393132, 425893, 524176, 786264, 851786, 1048352, 1277679, 1572528, 1703572, 2555358, 3145056, 3407144, 5110716, 6814288, 10221432, 13628576, 20442864, 40885728]

約数ペア:

[(1, 40885728), (2, 20442864), (3, 13628576), (4, 10221432), (6, 6814288), (8, 5110716), (12, 3407144), (13, 3145056), (16, 2555358), (24, 1703572), (26, 1572528), (32, 1277679), (39, 1048352), (48, 851786), (52, 786264), (78, 524176), (96, 425893), (104, 393132), (156, 262088), (181, 225888), (208, 196566), (312, 131044), (362, 112944), (416, 98283), (543, 75296), (624, 65522), (724, 56472), (1086, 37648), (1248, 32761), (1448, 28236), (2172, 18824), (2353, 17376), (2896, 14118), (4344, 9412), (4706, 8688), (5792, 7059)]