28417420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{379}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 62818560

約数和(自身を除く): 34401140

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 163, 230, 326, 379, 460, 652, 758, 815, 1516, 1630, 1895, 3260, 3749, 3790, 7498, 7580, 8717, 14996, 17434, 18745, 34868, 37490, 43585, 61777, 74980, 87170, 123554, 174340, 247108, 308885, 617770, 1235540, 1420871, 2841742, 5683484, 7104355, 14208710, 28417420]

約数ペア:

[(1, 28417420), (2, 14208710), (4, 7104355), (5, 5683484), (10, 2841742), (20, 1420871), (23, 1235540), (46, 617770), (92, 308885), (115, 247108), (163, 174340), (230, 123554), (326, 87170), (379, 74980), (460, 61777), (652, 43585), (758, 37490), (815, 34868), (1516, 18745), (1630, 17434), (1895, 14996), (3260, 8717), (3749, 7580), (3790, 7498)]