8347173640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1234789}}^1$

素因数の和:1234826

約数の個数: 48

約数和(自身を含む): 20336991300

約数和(自身を除く): 11989817660

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 1234789, 2469578, 4939156, 6173945, 9878312, 12347890, 16052257, 24695780, 32104514, 49391560, 64209028, 80261285, 128418056, 160522570, 208679341, 321045140, 417358682, 642090280, 834717364, 1043396705, 1669434728, 2086793410, 4173586820, 8347173640]

約数ペア:

[(1, 8347173640), (2, 4173586820), (4, 2086793410), (5, 1669434728), (8, 1043396705), (10, 834717364), (13, 642090280), (20, 417358682), (26, 321045140), (40, 208679341), (52, 160522570), (65, 128418056), (104, 80261285), (130, 64209028), (169, 49391560), (260, 32104514), (338, 24695780), (520, 16052257), (676, 12347890), (845, 9878312), (1352, 6173945), (1690, 4939156), (3380, 2469578), (6760, 1234789)]