140998640

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{8353}}^1$

素因数の和:8577

約数の個数: 40

約数和(自身を含む): 329414928

約数和(自身を除く): 188416288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 844, 1055, 1688, 2110, 3376, 4220, 8353, 8440, 16706, 16880, 33412, 41765, 66824, 83530, 133648, 167060, 334120, 668240, 1762483, 3524966, 7049932, 8812415, 14099864, 17624830, 28199728, 35249660, 70499320, 140998640]

約数ペア:

[(1, 140998640), (2, 70499320), (4, 35249660), (5, 28199728), (8, 17624830), (10, 14099864), (16, 8812415), (20, 7049932), (40, 3524966), (80, 1762483), (211, 668240), (422, 334120), (844, 167060), (1055, 133648), (1688, 83530), (2110, 66824), (3376, 41765), (4220, 33412), (8353, 16880), (8440, 16706)]