17225720

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:264

約数の個数: 64

約数和(自身を含む): 40547520

約数和(自身を除く): 23321800

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 103, 113, 148, 185, 206, 226, 296, 370, 412, 452, 515, 565, 740, 824, 904, 1030, 1130, 1480, 2060, 2260, 3811, 4120, 4181, 4520, 7622, 8362, 11639, 15244, 16724, 19055, 20905, 23278, 30488, 33448, 38110, 41810, 46556, 58195, 76220, 83620, 93112, 116390, 152440, 167240, 232780, 430643, 465560, 861286, 1722572, 2153215, 3445144, 4306430, 8612860, 17225720]

約数ペア:

[(1, 17225720), (2, 8612860), (4, 4306430), (5, 3445144), (8, 2153215), (10, 1722572), (20, 861286), (37, 465560), (40, 430643), (74, 232780), (103, 167240), (113, 152440), (148, 116390), (185, 93112), (206, 83620), (226, 76220), (296, 58195), (370, 46556), (412, 41810), (452, 38110), (515, 33448), (565, 30488), (740, 23278), (824, 20905), (904, 19055), (1030, 16724), (1130, 15244), (1480, 11639), (2060, 8362), (2260, 7622), (3811, 4520), (4120, 4181)]