1901620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1$

素因数の和:97

約数の個数: 72

約数和(自身を含む): 4951296

約数和(自身を除く): 3049676

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 47, 68, 70, 85, 94, 119, 140, 170, 188, 235, 238, 289, 329, 340, 470, 476, 578, 595, 658, 799, 940, 1156, 1190, 1316, 1445, 1598, 1645, 2023, 2380, 2890, 3196, 3290, 3995, 4046, 5593, 5780, 6580, 7990, 8092, 10115, 11186, 13583, 15980, 20230, 22372, 27166, 27965, 40460, 54332, 55930, 67915, 95081, 111860, 135830, 190162, 271660, 380324, 475405, 950810, 1901620]

約数ペア:

[(1, 1901620), (2, 950810), (4, 475405), (5, 380324), (7, 271660), (10, 190162), (14, 135830), (17, 111860), (20, 95081), (28, 67915), (34, 55930), (35, 54332), (47, 40460), (68, 27965), (70, 27166), (85, 22372), (94, 20230), (119, 15980), (140, 13583), (170, 11186), (188, 10115), (235, 8092), (238, 7990), (289, 6580), (329, 5780), (340, 5593), (470, 4046), (476, 3995), (578, 3290), (595, 3196), (658, 2890), (799, 2380), (940, 2023), (1156, 1645), (1190, 1598), (1316, 1445)]