20395710

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1$

素因数の和:262

約数の個数: 96

約数和(自身を含む): 56609280

約数和(自身を除く): 36213570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 59, 69, 90, 115, 118, 138, 167, 177, 207, 230, 295, 334, 345, 354, 414, 501, 531, 590, 690, 835, 885, 1002, 1035, 1062, 1357, 1503, 1670, 1770, 2070, 2505, 2655, 2714, 3006, 3841, 4071, 5010, 5310, 6785, 7515, 7682, 8142, 9853, 11523, 12213, 13570, 15030, 19205, 19706, 20355, 23046, 24426, 29559, 34569, 38410, 40710, 49265, 57615, 59118, 61065, 69138, 88677, 98530, 115230, 122130, 147795, 172845, 177354, 226619, 295590, 345690, 443385, 453238, 679857, 886770, 1133095, 1359714, 2039571, 2266190, 3399285, 4079142, 6798570, 10197855, 20395710]

約数ペア:

[(1, 20395710), (2, 10197855), (3, 6798570), (5, 4079142), (6, 3399285), (9, 2266190), (10, 2039571), (15, 1359714), (18, 1133095), (23, 886770), (30, 679857), (45, 453238), (46, 443385), (59, 345690), (69, 295590), (90, 226619), (115, 177354), (118, 172845), (138, 147795), (167, 122130), (177, 115230), (207, 98530), (230, 88677), (295, 69138), (334, 61065), (345, 59118), (354, 57615), (414, 49265), (501, 40710), (531, 38410), (590, 34569), (690, 29559), (835, 24426), (885, 23046), (1002, 20355), (1035, 19706), (1062, 19205), (1357, 15030), (1503, 13570), (1670, 12213), (1770, 11523), (2070, 9853), (2505, 8142), (2655, 7682), (2714, 7515), (3006, 6785), (3841, 5310), (4071, 5010)]