20023620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{293}}^1$

素因数の和:389

約数の個数: 96

約数和(自身を含む): 60455808

約数和(自身を除く): 40432188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 67, 68, 85, 102, 134, 170, 201, 204, 255, 268, 293, 335, 340, 402, 510, 586, 670, 804, 879, 1005, 1020, 1139, 1172, 1340, 1465, 1758, 2010, 2278, 2930, 3417, 3516, 4020, 4395, 4556, 4981, 5695, 5860, 6834, 8790, 9962, 11390, 13668, 14943, 17085, 17580, 19631, 19924, 22780, 24905, 29886, 34170, 39262, 49810, 58893, 59772, 68340, 74715, 78524, 98155, 99620, 117786, 149430, 196310, 235572, 294465, 298860, 333727, 392620, 588930, 667454, 1001181, 1177860, 1334908, 1668635, 2002362, 3337270, 4004724, 5005905, 6674540, 10011810, 20023620]

約数ペア:

[(1, 20023620), (2, 10011810), (3, 6674540), (4, 5005905), (5, 4004724), (6, 3337270), (10, 2002362), (12, 1668635), (15, 1334908), (17, 1177860), (20, 1001181), (30, 667454), (34, 588930), (51, 392620), (60, 333727), (67, 298860), (68, 294465), (85, 235572), (102, 196310), (134, 149430), (170, 117786), (201, 99620), (204, 98155), (255, 78524), (268, 74715), (293, 68340), (335, 59772), (340, 58893), (402, 49810), (510, 39262), (586, 34170), (670, 29886), (804, 24905), (879, 22780), (1005, 19924), (1020, 19631), (1139, 17580), (1172, 17085), (1340, 14943), (1465, 13668), (1758, 11390), (2010, 9962), (2278, 8790), (2930, 6834), (3417, 5860), (3516, 5695), (4020, 4981), (4395, 4556)]