2218218820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{176329}}^1$

素因数の和:176392

約数の個数: 48

約数和(自身を含む): 5065608240

約数和(自身を除く): 2847389420

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 340, 370, 629, 740, 1258, 2516, 3145, 6290, 12580, 176329, 352658, 705316, 881645, 1763290, 2997593, 3526580, 5995186, 6524173, 11990372, 13048346, 14987965, 26096692, 29975930, 32620865, 59951860, 65241730, 110910941, 130483460, 221821882, 443643764, 554554705, 1109109410, 2218218820]

約数ペア:

[(1, 2218218820), (2, 1109109410), (4, 554554705), (5, 443643764), (10, 221821882), (17, 130483460), (20, 110910941), (34, 65241730), (37, 59951860), (68, 32620865), (74, 29975930), (85, 26096692), (148, 14987965), (170, 13048346), (185, 11990372), (340, 6524173), (370, 5995186), (629, 3526580), (740, 2997593), (1258, 1763290), (2516, 881645), (3145, 705316), (6290, 352658), (12580, 176329)]