40072984

素因数分解:

$2^3\times 7^2\times {\mathrm{151}}^1\times {\mathrm{677}}^1$

素因数の和:848

約数の個数: 48

約数和(自身を含む): 88112880

約数和(自身を除く): 48039896

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 151, 196, 302, 392, 604, 677, 1057, 1208, 1354, 2114, 2708, 4228, 4739, 5416, 7399, 8456, 9478, 14798, 18956, 29596, 33173, 37912, 59192, 66346, 102227, 132692, 204454, 265384, 408908, 715589, 817816, 1431178, 2862356, 5009123, 5724712, 10018246, 20036492, 40072984]

約数ペア:

[(1, 40072984), (2, 20036492), (4, 10018246), (7, 5724712), (8, 5009123), (14, 2862356), (28, 1431178), (49, 817816), (56, 715589), (98, 408908), (151, 265384), (196, 204454), (302, 132692), (392, 102227), (604, 66346), (677, 59192), (1057, 37912), (1208, 33173), (1354, 29596), (2114, 18956), (2708, 14798), (4228, 9478), (4739, 8456), (5416, 7399)]