40001724

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{877}}^1$

素因数の和:1075

約数の個数: 72

約数和(自身を含む): 116331488

約数和(自身を除く): 76329764

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 181, 252, 362, 543, 724, 877, 1086, 1267, 1629, 1754, 2172, 2534, 2631, 3258, 3508, 3801, 5068, 5262, 6139, 6516, 7602, 7893, 10524, 11403, 12278, 15204, 15786, 18417, 22806, 24556, 31572, 36834, 45612, 55251, 73668, 110502, 158737, 221004, 317474, 476211, 634948, 952422, 1111159, 1428633, 1904844, 2222318, 2857266, 3333477, 4444636, 5714532, 6666954, 10000431, 13333908, 20000862, 40001724]

約数ペア:

[(1, 40001724), (2, 20000862), (3, 13333908), (4, 10000431), (6, 6666954), (7, 5714532), (9, 4444636), (12, 3333477), (14, 2857266), (18, 2222318), (21, 1904844), (28, 1428633), (36, 1111159), (42, 952422), (63, 634948), (84, 476211), (126, 317474), (181, 221004), (252, 158737), (362, 110502), (543, 73668), (724, 55251), (877, 45612), (1086, 36834), (1267, 31572), (1629, 24556), (1754, 22806), (2172, 18417), (2534, 15786), (2631, 15204), (3258, 12278), (3508, 11403), (3801, 10524), (5068, 7893), (5262, 7602), (6139, 6516)]