19531620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5711}}^1$

素因数の和:5745

約数の個数: 72

約数和(自身を含む): 62375040

約数和(自身を除く): 42843420

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, 570, 684, 855, 1140, 1710, 3420, 5711, 11422, 17133, 22844, 28555, 34266, 51399, 57110, 68532, 85665, 102798, 108509, 114220, 171330, 205596, 217018, 256995, 325527, 342660, 434036, 513990, 542545, 651054, 976581, 1027980, 1085090, 1302108, 1627635, 1953162, 2170180, 3255270, 3906324, 4882905, 6510540, 9765810, 19531620]

約数ペア:

[(1, 19531620), (2, 9765810), (3, 6510540), (4, 4882905), (5, 3906324), (6, 3255270), (9, 2170180), (10, 1953162), (12, 1627635), (15, 1302108), (18, 1085090), (19, 1027980), (20, 976581), (30, 651054), (36, 542545), (38, 513990), (45, 434036), (57, 342660), (60, 325527), (76, 256995), (90, 217018), (95, 205596), (114, 171330), (171, 114220), (180, 108509), (190, 102798), (228, 85665), (285, 68532), (342, 57110), (380, 51399), (570, 34266), (684, 28555), (855, 22844), (1140, 17133), (1710, 11422), (3420, 5711)]