20004216516

素因数分解:

$2^2\times 3^4\times {\mathrm{47}}^1\times {\mathrm{887}}^1\times {\mathrm{1481}}^1$

素因数の和:2431

約数の個数: 120

約数和(自身を含む): 53503946496

約数和(自身を除く): 33499729980

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 47, 54, 81, 94, 108, 141, 162, 188, 282, 324, 423, 564, 846, 887, 1269, 1481, 1692, 1774, 2538, 2661, 2962, 3548, 3807, 4443, 5076, 5322, 5924, 7614, 7983, 8886, 10644, 13329, 15228, 15966, 17772, 23949, 26658, 31932, 39987, 41689, 47898, 53316, 69607, 71847, 79974, 83378, 95796, 119961, 125067, 139214, 143694, 159948, 166756, 208821, 239922, 250134, 278428, 287388, 375201, 417642, 479844, 500268, 626463, 750402, 835284, 1125603, 1252926, 1313647, 1500804, 1879389, 2251206, 2505852, 2627294, 3376809, 3758778, 3940941, 4502412, 5254588, 5638167, 6753618, 7517556, 7881882, 11276334, 11822823, 13507236, 15763764, 22552668, 23645646, 35468469, 47291292, 61741409, 70936938, 106405407, 123482818, 141873876, 185224227, 212810814, 246965636, 370448454, 425621628, 555672681, 740896908, 1111345362, 1667018043, 2222690724, 3334036086, 5001054129, 6668072172, 10002108258, 20004216516]

約数ペア:

[(1, 20004216516), (2, 10002108258), (3, 6668072172), (4, 5001054129), (6, 3334036086), (9, 2222690724), (12, 1667018043), (18, 1111345362), (27, 740896908), (36, 555672681), (47, 425621628), (54, 370448454), (81, 246965636), (94, 212810814), (108, 185224227), (141, 141873876), (162, 123482818), (188, 106405407), (282, 70936938), (324, 61741409), (423, 47291292), (564, 35468469), (846, 23645646), (887, 22552668), (1269, 15763764), (1481, 13507236), (1692, 11822823), (1774, 11276334), (2538, 7881882), (2661, 7517556), (2962, 6753618), (3548, 5638167), (3807, 5254588), (4443, 4502412), (5076, 3940941), (5322, 3758778), (5924, 3376809), (7614, 2627294), (7983, 2505852), (8886, 2251206), (10644, 1879389), (13329, 1500804), (15228, 1313647), (15966, 1252926), (17772, 1125603), (23949, 835284), (26658, 750402), (31932, 626463), (39987, 500268), (41689, 479844), (47898, 417642), (53316, 375201), (69607, 287388), (71847, 278428), (79974, 250134), (83378, 239922), (95796, 208821), (119961, 166756), (125067, 159948), (139214, 143694)]