40517728

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{647}}^1$

素因数の和:779

約数の個数: 48

約数和(自身を含む): 84913920

約数和(自身を除く): 44396192

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 103, 152, 206, 304, 412, 608, 647, 824, 1294, 1648, 1957, 2588, 3296, 3914, 5176, 7828, 10352, 12293, 15656, 20704, 24586, 31312, 49172, 62624, 66641, 98344, 133282, 196688, 266564, 393376, 533128, 1066256, 1266179, 2132512, 2532358, 5064716, 10129432, 20258864, 40517728]

約数ペア:

[(1, 40517728), (2, 20258864), (4, 10129432), (8, 5064716), (16, 2532358), (19, 2132512), (32, 1266179), (38, 1066256), (76, 533128), (103, 393376), (152, 266564), (206, 196688), (304, 133282), (412, 98344), (608, 66641), (647, 62624), (824, 49172), (1294, 31312), (1648, 24586), (1957, 20704), (2588, 15656), (3296, 12293), (3914, 10352), (5176, 7828)]