201738460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{11909}}^1$

素因数の和:11947

約数の個数: 72

約数和(自身を含む): 532234080

約数和(自身を除く): 330495620

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 605, 770, 847, 1210, 1540, 1694, 2420, 3388, 4235, 8470, 11909, 16940, 23818, 47636, 59545, 83363, 119090, 130999, 166726, 238180, 261998, 333452, 416815, 523996, 654995, 833630, 916993, 1309990, 1440989, 1667260, 1833986, 2619980, 2881978, 3667972, 4584965, 5763956, 7204945, 9169930, 10086923, 14409890, 18339860, 20173846, 28819780, 40347692, 50434615, 100869230, 201738460]

約数ペア:

[(1, 201738460), (2, 100869230), (4, 50434615), (5, 40347692), (7, 28819780), (10, 20173846), (11, 18339860), (14, 14409890), (20, 10086923), (22, 9169930), (28, 7204945), (35, 5763956), (44, 4584965), (55, 3667972), (70, 2881978), (77, 2619980), (110, 1833986), (121, 1667260), (140, 1440989), (154, 1309990), (220, 916993), (242, 833630), (308, 654995), (385, 523996), (484, 416815), (605, 333452), (770, 261998), (847, 238180), (1210, 166726), (1540, 130999), (1694, 119090), (2420, 83363), (3388, 59545), (4235, 47636), (8470, 23818), (11909, 16940)]