18360880

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{6203}}^1$

素因数の和:6253

約数の個数: 40

約数和(自身を含む): 43849872

約数和(自身を除く): 25488992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 6203, 12406, 24812, 31015, 49624, 62030, 99248, 124060, 229511, 248120, 459022, 496240, 918044, 1147555, 1836088, 2295110, 3672176, 4590220, 9180440, 18360880]

約数ペア:

[(1, 18360880), (2, 9180440), (4, 4590220), (5, 3672176), (8, 2295110), (10, 1836088), (16, 1147555), (20, 918044), (37, 496240), (40, 459022), (74, 248120), (80, 229511), (148, 124060), (185, 99248), (296, 62030), (370, 49624), (592, 31015), (740, 24812), (1480, 12406), (2960, 6203)]