127745680

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{69427}}^1$

素因数の和:69463

約数の個数: 40

約数和(自身を含む): 309926592

約数和(自身を除く): 182180912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 69427, 138854, 277708, 347135, 555416, 694270, 1110832, 1388540, 1596821, 2777080, 3193642, 5554160, 6387284, 7984105, 12774568, 15968210, 25549136, 31936420, 63872840, 127745680]

約数ペア:

[(1, 127745680), (2, 63872840), (4, 31936420), (5, 25549136), (8, 15968210), (10, 12774568), (16, 7984105), (20, 6387284), (23, 5554160), (40, 3193642), (46, 2777080), (80, 1596821), (92, 1388540), (115, 1110832), (184, 694270), (230, 555416), (368, 347135), (460, 277708), (920, 138854), (1840, 69427)]