1005487020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{620671}}^1$

素因数の和:620692

約数の個数: 60

約数和(自身を含む): 3154255104

約数和(自身を除く): 2148768084

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 620671, 1241342, 1862013, 2482684, 3103355, 3724026, 5586039, 6206710, 7448052, 9310065, 11172078, 12413420, 16758117, 18620130, 22344156, 27930195, 33516234, 37240260, 50274351, 55860390, 67032468, 83790585, 100548702, 111720780, 167581170, 201097404, 251371755, 335162340, 502743510, 1005487020]

約数ペア:

[(1, 1005487020), (2, 502743510), (3, 335162340), (4, 251371755), (5, 201097404), (6, 167581170), (9, 111720780), (10, 100548702), (12, 83790585), (15, 67032468), (18, 55860390), (20, 50274351), (27, 37240260), (30, 33516234), (36, 27930195), (45, 22344156), (54, 18620130), (60, 16758117), (81, 12413420), (90, 11172078), (108, 9310065), (135, 7448052), (162, 6206710), (180, 5586039), (270, 3724026), (324, 3103355), (405, 2482684), (540, 1862013), (810, 1241342), (1620, 620671)]