16707940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{313}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 37506672

約数和(自身を除く): 20798732

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 157, 170, 313, 314, 340, 626, 628, 785, 1252, 1565, 1570, 2669, 3130, 3140, 5321, 5338, 6260, 10642, 10676, 13345, 21284, 26605, 26690, 49141, 53210, 53380, 98282, 106420, 196564, 245705, 491410, 835397, 982820, 1670794, 3341588, 4176985, 8353970, 16707940]

約数ペア:

[(1, 16707940), (2, 8353970), (4, 4176985), (5, 3341588), (10, 1670794), (17, 982820), (20, 835397), (34, 491410), (68, 245705), (85, 196564), (157, 106420), (170, 98282), (313, 53380), (314, 53210), (340, 49141), (626, 26690), (628, 26605), (785, 21284), (1252, 13345), (1565, 10676), (1570, 10642), (2669, 6260), (3130, 5338), (3140, 5321)]