40840304

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{463}}^1$

素因数の和:657

約数の個数: 40

約数和(自身を含む): 81988800

約数和(自身を除く): 41148496

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 149, 296, 298, 463, 592, 596, 926, 1192, 1852, 2384, 3704, 5513, 7408, 11026, 17131, 22052, 34262, 44104, 68524, 68987, 88208, 137048, 137974, 274096, 275948, 551896, 1103792, 2552519, 5105038, 10210076, 20420152, 40840304]

約数ペア:

[(1, 40840304), (2, 20420152), (4, 10210076), (8, 5105038), (16, 2552519), (37, 1103792), (74, 551896), (148, 275948), (149, 274096), (296, 137974), (298, 137048), (463, 88208), (592, 68987), (596, 68524), (926, 44104), (1192, 34262), (1852, 22052), (2384, 17131), (3704, 11026), (5513, 7408)]