31134640

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{16921}}^1$

素因数の和:16957

約数の個数: 40

約数和(自身を含む): 75539808

約数和(自身を除く): 44405168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 16921, 33842, 67684, 84605, 135368, 169210, 270736, 338420, 389183, 676840, 778366, 1353680, 1556732, 1945915, 3113464, 3891830, 6226928, 7783660, 15567320, 31134640]

約数ペア:

[(1, 31134640), (2, 15567320), (4, 7783660), (5, 6226928), (8, 3891830), (10, 3113464), (16, 1945915), (20, 1556732), (23, 1353680), (40, 778366), (46, 676840), (80, 389183), (92, 338420), (115, 270736), (184, 169210), (230, 135368), (368, 84605), (460, 67684), (920, 33842), (1840, 16921)]