11218980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{647}}^1$

素因数の和:693

約数の個数: 72

約数和(自身を含む): 33421248

約数和(自身を除く): 22202268

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 289, 340, 510, 578, 647, 867, 1020, 1156, 1294, 1445, 1734, 1941, 2588, 2890, 3235, 3468, 3882, 4335, 5780, 6470, 7764, 8670, 9705, 10999, 12940, 17340, 19410, 21998, 32997, 38820, 43996, 54995, 65994, 109990, 131988, 164985, 186983, 219980, 329970, 373966, 560949, 659940, 747932, 934915, 1121898, 1869830, 2243796, 2804745, 3739660, 5609490, 11218980]

約数ペア:

[(1, 11218980), (2, 5609490), (3, 3739660), (4, 2804745), (5, 2243796), (6, 1869830), (10, 1121898), (12, 934915), (15, 747932), (17, 659940), (20, 560949), (30, 373966), (34, 329970), (51, 219980), (60, 186983), (68, 164985), (85, 131988), (102, 109990), (170, 65994), (204, 54995), (255, 43996), (289, 38820), (340, 32997), (510, 21998), (578, 19410), (647, 17340), (867, 12940), (1020, 10999), (1156, 9705), (1294, 8670), (1445, 7764), (1734, 6470), (1941, 5780), (2588, 4335), (2890, 3882), (3235, 3468)]