20792010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{283}}^1$

素因数の和:403

約数の個数: 64

約数和(自身を含む): 52346880

約数和(自身を除く): 31554870

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 79, 93, 155, 158, 186, 237, 283, 310, 395, 465, 474, 566, 790, 849, 930, 1185, 1415, 1698, 2370, 2449, 2830, 4245, 4898, 7347, 8490, 8773, 12245, 14694, 17546, 22357, 24490, 26319, 36735, 43865, 44714, 52638, 67071, 73470, 87730, 111785, 131595, 134142, 223570, 263190, 335355, 670710, 693067, 1386134, 2079201, 3465335, 4158402, 6930670, 10396005, 20792010]

約数ペア:

[(1, 20792010), (2, 10396005), (3, 6930670), (5, 4158402), (6, 3465335), (10, 2079201), (15, 1386134), (30, 693067), (31, 670710), (62, 335355), (79, 263190), (93, 223570), (155, 134142), (158, 131595), (186, 111785), (237, 87730), (283, 73470), (310, 67071), (395, 52638), (465, 44714), (474, 43865), (566, 36735), (790, 26319), (849, 24490), (930, 22357), (1185, 17546), (1415, 14694), (1698, 12245), (2370, 8773), (2449, 8490), (2830, 7347), (4245, 4898)]