1945980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{569}}^1$

素因数の和:603

約数の個数: 72

約数和(自身を含む): 6224400

約数和(自身を除く): 4278420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 569, 570, 684, 855, 1138, 1140, 1707, 1710, 2276, 2845, 3414, 3420, 5121, 5690, 6828, 8535, 10242, 10811, 11380, 17070, 20484, 21622, 25605, 32433, 34140, 43244, 51210, 54055, 64866, 97299, 102420, 108110, 129732, 162165, 194598, 216220, 324330, 389196, 486495, 648660, 972990, 1945980]

約数ペア:

[(1, 1945980), (2, 972990), (3, 648660), (4, 486495), (5, 389196), (6, 324330), (9, 216220), (10, 194598), (12, 162165), (15, 129732), (18, 108110), (19, 102420), (20, 97299), (30, 64866), (36, 54055), (38, 51210), (45, 43244), (57, 34140), (60, 32433), (76, 25605), (90, 21622), (95, 20484), (114, 17070), (171, 11380), (180, 10811), (190, 10242), (228, 8535), (285, 6828), (342, 5690), (380, 5121), (569, 3420), (570, 3414), (684, 2845), (855, 2276), (1138, 1710), (1140, 1707)]