20600295

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{71}}^1$

素因数の和:160

約数の個数: 48

約数和(自身を含む): 36122112

約数和(自身を除く): 15521817

約数列:

[1, 3, 5, 15, 23, 29, 69, 71, 87, 115, 145, 213, 345, 355, 435, 667, 841, 1065, 1633, 2001, 2059, 2523, 3335, 4205, 4899, 6177, 8165, 10005, 10295, 12615, 19343, 24495, 30885, 47357, 58029, 59711, 96715, 142071, 179133, 236785, 290145, 298555, 710355, 895665, 1373353, 4120059, 6866765, 20600295]

約数ペア:

[(1, 20600295), (3, 6866765), (5, 4120059), (15, 1373353), (23, 895665), (29, 710355), (69, 298555), (71, 290145), (87, 236785), (115, 179133), (145, 142071), (213, 96715), (345, 59711), (355, 58029), (435, 47357), (667, 30885), (841, 24495), (1065, 19343), (1633, 12615), (2001, 10295), (2059, 10005), (2523, 8165), (3335, 6177), (4205, 4899)]