2921314640

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{17839}}^1$

素因数の和:17964

約数の個数: 80

約数和(自身を含む): 7167398400

約数和(自身を除く): 4246083760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 89, 92, 115, 178, 184, 230, 356, 368, 445, 460, 712, 890, 920, 1424, 1780, 1840, 2047, 3560, 4094, 7120, 8188, 10235, 16376, 17839, 20470, 32752, 35678, 40940, 71356, 81880, 89195, 142712, 163760, 178390, 285424, 356780, 410297, 713560, 820594, 1427120, 1587671, 1641188, 2051485, 3175342, 3282376, 4102970, 6350684, 6564752, 7938355, 8205940, 12701368, 15876710, 16411880, 25402736, 31753420, 32823760, 36516433, 63506840, 73032866, 127013680, 146065732, 182582165, 292131464, 365164330, 584262928, 730328660, 1460657320, 2921314640]

約数ペア:

[(1, 2921314640), (2, 1460657320), (4, 730328660), (5, 584262928), (8, 365164330), (10, 292131464), (16, 182582165), (20, 146065732), (23, 127013680), (40, 73032866), (46, 63506840), (80, 36516433), (89, 32823760), (92, 31753420), (115, 25402736), (178, 16411880), (184, 15876710), (230, 12701368), (356, 8205940), (368, 7938355), (445, 6564752), (460, 6350684), (712, 4102970), (890, 3282376), (920, 3175342), (1424, 2051485), (1780, 1641188), (1840, 1587671), (2047, 1427120), (3560, 820594), (4094, 713560), (7120, 410297), (8188, 356780), (10235, 285424), (16376, 178390), (17839, 163760), (20470, 142712), (32752, 89195), (35678, 81880), (40940, 71356)]