19656420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2753}}^1$

素因数の和:2789

約数の個数: 96

約数和(自身を含む): 66624768

約数和(自身を除く): 46968348

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 340, 357, 420, 476, 510, 595, 714, 1020, 1190, 1428, 1785, 2380, 2753, 3570, 5506, 7140, 8259, 11012, 13765, 16518, 19271, 27530, 33036, 38542, 41295, 46801, 55060, 57813, 77084, 82590, 93602, 96355, 115626, 140403, 165180, 187204, 192710, 231252, 234005, 280806, 289065, 327607, 385420, 468010, 561612, 578130, 655214, 702015, 936020, 982821, 1156260, 1310428, 1404030, 1638035, 1965642, 2808060, 3276070, 3931284, 4914105, 6552140, 9828210, 19656420]

約数ペア:

[(1, 19656420), (2, 9828210), (3, 6552140), (4, 4914105), (5, 3931284), (6, 3276070), (7, 2808060), (10, 1965642), (12, 1638035), (14, 1404030), (15, 1310428), (17, 1156260), (20, 982821), (21, 936020), (28, 702015), (30, 655214), (34, 578130), (35, 561612), (42, 468010), (51, 385420), (60, 327607), (68, 289065), (70, 280806), (84, 234005), (85, 231252), (102, 192710), (105, 187204), (119, 165180), (140, 140403), (170, 115626), (204, 96355), (210, 93602), (238, 82590), (255, 77084), (340, 57813), (357, 55060), (420, 46801), (476, 41295), (510, 38542), (595, 33036), (714, 27530), (1020, 19271), (1190, 16518), (1428, 13765), (1785, 11012), (2380, 8259), (2753, 7140), (3570, 5506)]