944778980

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{569}}^1\times {\mathrm{1361}}^1$

素因数の和:2000

約数の個数: 48

約数和(自身を含む): 2021589360

約数和(自身を除く): 1076810380

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 569, 610, 1138, 1220, 1361, 2276, 2722, 2845, 5444, 5690, 6805, 11380, 13610, 27220, 34709, 69418, 83021, 138836, 166042, 173545, 332084, 347090, 415105, 694180, 774409, 830210, 1548818, 1660420, 3097636, 3872045, 7744090, 15488180, 47238949, 94477898, 188955796, 236194745, 472389490, 944778980]

約数ペア:

[(1, 944778980), (2, 472389490), (4, 236194745), (5, 188955796), (10, 94477898), (20, 47238949), (61, 15488180), (122, 7744090), (244, 3872045), (305, 3097636), (569, 1660420), (610, 1548818), (1138, 830210), (1220, 774409), (1361, 694180), (2276, 415105), (2722, 347090), (2845, 332084), (5444, 173545), (5690, 166042), (6805, 138836), (11380, 83021), (13610, 69418), (27220, 34709)]