439365160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{4289}}^1$

素因数の和:4510

約数の個数: 64

約数和(自身を含む): 1070269200

約数和(自身を除く): 630904040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 197, 260, 394, 520, 788, 985, 1576, 1970, 2561, 3940, 4289, 5122, 7880, 8578, 10244, 12805, 17156, 20488, 21445, 25610, 34312, 42890, 51220, 55757, 85780, 102440, 111514, 171560, 223028, 278785, 446056, 557570, 844933, 1115140, 1689866, 2230280, 3379732, 4224665, 6759464, 8449330, 10984129, 16898660, 21968258, 33797320, 43936516, 54920645, 87873032, 109841290, 219682580, 439365160]

約数ペア:

[(1, 439365160), (2, 219682580), (4, 109841290), (5, 87873032), (8, 54920645), (10, 43936516), (13, 33797320), (20, 21968258), (26, 16898660), (40, 10984129), (52, 8449330), (65, 6759464), (104, 4224665), (130, 3379732), (197, 2230280), (260, 1689866), (394, 1115140), (520, 844933), (788, 557570), (985, 446056), (1576, 278785), (1970, 223028), (2561, 171560), (3940, 111514), (4289, 102440), (5122, 85780), (7880, 55757), (8578, 51220), (10244, 42890), (12805, 34312), (17156, 25610), (20488, 21445)]