20598900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{577}}^1$

素因数の和:618

約数の個数: 144

約数和(自身を含む): 72245376

約数和(自身を除く): 51646476

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 25, 28, 30, 34, 35, 42, 50, 51, 60, 68, 70, 75, 84, 85, 100, 102, 105, 119, 140, 150, 170, 175, 204, 210, 238, 255, 300, 340, 350, 357, 420, 425, 476, 510, 525, 577, 595, 700, 714, 850, 1020, 1050, 1154, 1190, 1275, 1428, 1700, 1731, 1785, 2100, 2308, 2380, 2550, 2885, 2975, 3462, 3570, 4039, 5100, 5770, 5950, 6924, 7140, 8078, 8655, 8925, 9809, 11540, 11900, 12117, 14425, 16156, 17310, 17850, 19618, 20195, 24234, 28850, 29427, 34620, 35700, 39236, 40390, 43275, 48468, 49045, 57700, 58854, 60585, 68663, 80780, 86550, 98090, 100975, 117708, 121170, 137326, 147135, 173100, 196180, 201950, 205989, 242340, 245225, 274652, 294270, 302925, 343315, 403900, 411978, 490450, 588540, 605850, 686630, 735675, 823956, 980900, 1029945, 1211700, 1373260, 1471350, 1716575, 2059890, 2942700, 3433150, 4119780, 5149725, 6866300, 10299450, 20598900]

約数ペア:

[(1, 20598900), (2, 10299450), (3, 6866300), (4, 5149725), (5, 4119780), (6, 3433150), (7, 2942700), (10, 2059890), (12, 1716575), (14, 1471350), (15, 1373260), (17, 1211700), (20, 1029945), (21, 980900), (25, 823956), (28, 735675), (30, 686630), (34, 605850), (35, 588540), (42, 490450), (50, 411978), (51, 403900), (60, 343315), (68, 302925), (70, 294270), (75, 274652), (84, 245225), (85, 242340), (100, 205989), (102, 201950), (105, 196180), (119, 173100), (140, 147135), (150, 137326), (170, 121170), (175, 117708), (204, 100975), (210, 98090), (238, 86550), (255, 80780), (300, 68663), (340, 60585), (350, 58854), (357, 57700), (420, 49045), (425, 48468), (476, 43275), (510, 40390), (525, 39236), (577, 35700), (595, 34620), (700, 29427), (714, 28850), (850, 24234), (1020, 20195), (1050, 19618), (1154, 17850), (1190, 17310), (1275, 16156), (1428, 14425), (1700, 12117), (1731, 11900), (1785, 11540), (2100, 9809), (2308, 8925), (2380, 8655), (2550, 8078), (2885, 7140), (2975, 6924), (3462, 5950), (3570, 5770), (4039, 5100)]