1284668860

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{859}}^1$

素因数の和:995

約数の個数: 96

約数和(自身を含む): 2898846720

約数和(自身を除く): 1614177860

約数列:

[1, 2, 4, 5, 10, 20, 37, 43, 47, 74, 86, 94, 148, 172, 185, 188, 215, 235, 370, 430, 470, 740, 859, 860, 940, 1591, 1718, 1739, 2021, 3182, 3436, 3478, 4042, 4295, 6364, 6956, 7955, 8084, 8590, 8695, 10105, 15910, 17180, 17390, 20210, 31783, 31820, 34780, 36937, 40373, 40420, 63566, 73874, 74777, 80746, 127132, 147748, 149554, 158915, 161492, 184685, 201865, 299108, 317830, 369370, 373885, 403730, 635660, 738740, 747770, 807460, 1366669, 1493801, 1495540, 1736039, 2733338, 2987602, 3472078, 5466676, 5975204, 6833345, 6944156, 7469005, 8680195, 13666690, 14938010, 17360390, 27333380, 29876020, 34720780, 64233443, 128466886, 256933772, 321167215, 642334430, 1284668860]

約数ペア:

[(1, 1284668860), (2, 642334430), (4, 321167215), (5, 256933772), (10, 128466886), (20, 64233443), (37, 34720780), (43, 29876020), (47, 27333380), (74, 17360390), (86, 14938010), (94, 13666690), (148, 8680195), (172, 7469005), (185, 6944156), (188, 6833345), (215, 5975204), (235, 5466676), (370, 3472078), (430, 2987602), (470, 2733338), (740, 1736039), (859, 1495540), (860, 1493801), (940, 1366669), (1591, 807460), (1718, 747770), (1739, 738740), (2021, 635660), (3182, 403730), (3436, 373885), (3478, 369370), (4042, 317830), (4295, 299108), (6364, 201865), (6956, 184685), (7955, 161492), (8084, 158915), (8590, 149554), (8695, 147748), (10105, 127132), (15910, 80746), (17180, 74777), (17390, 73874), (20210, 63566), (31783, 40420), (31820, 40373), (34780, 36937)]