20738430

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{25603}}^1$

素因数の和:25622

約数の個数: 40

約数和(自身を含む): 55765512

約数和(自身を除く): 35027082

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 25603, 51206, 76809, 128015, 153618, 230427, 256030, 384045, 460854, 691281, 768090, 1152135, 1382562, 2073843, 2304270, 3456405, 4147686, 6912810, 10369215, 20738430]

約数ペア:

[(1, 20738430), (2, 10369215), (3, 6912810), (5, 4147686), (6, 3456405), (9, 2304270), (10, 2073843), (15, 1382562), (18, 1152135), (27, 768090), (30, 691281), (45, 460854), (54, 384045), (81, 256030), (90, 230427), (135, 153618), (162, 128015), (270, 76809), (405, 51206), (810, 25603)]