2683280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1973}}^1$

素因数の和:2003

約数の個数: 40

約数和(自身を含む): 6608952

約数和(自身を除く): 3925672

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 1973, 3946, 7892, 9865, 15784, 19730, 31568, 33541, 39460, 67082, 78920, 134164, 157840, 167705, 268328, 335410, 536656, 670820, 1341640, 2683280]

約数ペア:

[(1, 2683280), (2, 1341640), (4, 670820), (5, 536656), (8, 335410), (10, 268328), (16, 167705), (17, 157840), (20, 134164), (34, 78920), (40, 67082), (68, 39460), (80, 33541), (85, 31568), (136, 19730), (170, 15784), (272, 9865), (340, 7892), (680, 3946), (1360, 1973)]