133969220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{86993}}^1$

素因数の和:87020

約数の個数: 48

約数和(自身を含む): 350759808

約数和(自身を除く): 216790588

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 86993, 173986, 347972, 434965, 608951, 869930, 956923, 1217902, 1739860, 1913846, 2435804, 3044755, 3827692, 4784615, 6089510, 6698461, 9569230, 12179020, 13396922, 19138460, 26793844, 33492305, 66984610, 133969220]

約数ペア:

[(1, 133969220), (2, 66984610), (4, 33492305), (5, 26793844), (7, 19138460), (10, 13396922), (11, 12179020), (14, 9569230), (20, 6698461), (22, 6089510), (28, 4784615), (35, 3827692), (44, 3044755), (55, 2435804), (70, 1913846), (77, 1739860), (110, 1217902), (140, 956923), (154, 869930), (220, 608951), (308, 434965), (385, 347972), (770, 173986), (1540, 86993)]