634119860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{157}}^1\times {\mathrm{1669}}^1$

素因数の和:1857

約数の個数: 72

約数和(自身を含む): 1473921960

約数和(自身を除く): 839802100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 157, 220, 242, 314, 484, 605, 628, 785, 1210, 1570, 1669, 1727, 2420, 3140, 3338, 3454, 6676, 6908, 8345, 8635, 16690, 17270, 18359, 18997, 33380, 34540, 36718, 37994, 73436, 75988, 91795, 94985, 183590, 189970, 201949, 262033, 367180, 379940, 403898, 524066, 807796, 1009745, 1048132, 1310165, 2019490, 2620330, 2882363, 4038980, 5240660, 5764726, 11529452, 14411815, 28823630, 31705993, 57647260, 63411986, 126823972, 158529965, 317059930, 634119860]

約数ペア:

[(1, 634119860), (2, 317059930), (4, 158529965), (5, 126823972), (10, 63411986), (11, 57647260), (20, 31705993), (22, 28823630), (44, 14411815), (55, 11529452), (110, 5764726), (121, 5240660), (157, 4038980), (220, 2882363), (242, 2620330), (314, 2019490), (484, 1310165), (605, 1048132), (628, 1009745), (785, 807796), (1210, 524066), (1570, 403898), (1669, 379940), (1727, 367180), (2420, 262033), (3140, 201949), (3338, 189970), (3454, 183590), (6676, 94985), (6908, 91795), (8345, 75988), (8635, 73436), (16690, 37994), (17270, 36718), (18359, 34540), (18997, 33380)]