2008045980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{210487}}^1$

素因数の和:210555

約数の個数: 72

約数和(自身を含む): 6206028192

約数和(自身を除く): 4197982212

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1908, 2385, 3180, 4770, 9540, 210487, 420974, 631461, 841948, 1052435, 1262922, 1894383, 2104870, 2525844, 3157305, 3788766, 4209740, 6314610, 7577532, 9471915, 11155811, 12629220, 18943830, 22311622, 33467433, 37887660, 44623244, 55779055, 66934866, 100402299, 111558110, 133869732, 167337165, 200804598, 223116220, 334674330, 401609196, 502011495, 669348660, 1004022990, 2008045980]

約数ペア:

[(1, 2008045980), (2, 1004022990), (3, 669348660), (4, 502011495), (5, 401609196), (6, 334674330), (9, 223116220), (10, 200804598), (12, 167337165), (15, 133869732), (18, 111558110), (20, 100402299), (30, 66934866), (36, 55779055), (45, 44623244), (53, 37887660), (60, 33467433), (90, 22311622), (106, 18943830), (159, 12629220), (180, 11155811), (212, 9471915), (265, 7577532), (318, 6314610), (477, 4209740), (530, 3788766), (636, 3157305), (795, 2525844), (954, 2104870), (1060, 1894383), (1590, 1262922), (1908, 1052435), (2385, 841948), (3180, 631461), (4770, 420974), (9540, 210487)]