1423860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1249}}^1$

素因数の和:1280

約数の個数: 48

約数和(自身を含む): 4200000

約数和(自身を除く): 2776140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 1249, 2498, 3747, 4996, 6245, 7494, 12490, 14988, 18735, 23731, 24980, 37470, 47462, 71193, 74940, 94924, 118655, 142386, 237310, 284772, 355965, 474620, 711930, 1423860]

約数ペア:

[(1, 1423860), (2, 711930), (3, 474620), (4, 355965), (5, 284772), (6, 237310), (10, 142386), (12, 118655), (15, 94924), (19, 74940), (20, 71193), (30, 47462), (38, 37470), (57, 24980), (60, 23731), (76, 18735), (95, 14988), (114, 12490), (190, 7494), (228, 6245), (285, 4996), (380, 3747), (570, 2498), (1140, 1249)]