40762640

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{8353}}^1$

素因数の和:8427

約数の個数: 40

約数和(自身を含む): 96338328

約数和(自身を除く): 55575688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 8353, 16706, 33412, 41765, 66824, 83530, 133648, 167060, 334120, 509533, 668240, 1019066, 2038132, 2547665, 4076264, 5095330, 8152528, 10190660, 20381320, 40762640]

約数ペア:

[(1, 40762640), (2, 20381320), (4, 10190660), (5, 8152528), (8, 5095330), (10, 4076264), (16, 2547665), (20, 2038132), (40, 1019066), (61, 668240), (80, 509533), (122, 334120), (244, 167060), (305, 133648), (488, 83530), (610, 66824), (976, 41765), (1220, 33412), (2440, 16706), (4880, 8353)]