40890618

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{167}}^1\times {\mathrm{223}}^1$

素因数の和:459

約数の個数: 48

約数和(自身を含む): 90994176

約数和(自身を除く): 50103558

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 167, 183, 223, 334, 366, 446, 501, 549, 669, 1002, 1098, 1338, 1503, 2007, 3006, 4014, 10187, 13603, 20374, 27206, 30561, 37241, 40809, 61122, 74482, 81618, 91683, 111723, 122427, 183366, 223446, 244854, 335169, 670338, 2271701, 4543402, 6815103, 13630206, 20445309, 40890618]

約数ペア:

[(1, 40890618), (2, 20445309), (3, 13630206), (6, 6815103), (9, 4543402), (18, 2271701), (61, 670338), (122, 335169), (167, 244854), (183, 223446), (223, 183366), (334, 122427), (366, 111723), (446, 91683), (501, 81618), (549, 74482), (669, 61122), (1002, 40809), (1098, 37241), (1338, 30561), (1503, 27206), (2007, 20374), (3006, 13603), (4014, 10187)]