2019148040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{554711}}^1$

素因数の和:554742

約数の個数: 64

約数和(自身を含む): 5591496960

約数和(自身を除く): 3572348920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 554711, 1109422, 2218844, 2773555, 3882977, 4437688, 5547110, 7211243, 7765954, 11094220, 14422486, 15531908, 19414885, 22188440, 28844972, 31063816, 36056215, 38829770, 50478701, 57689944, 72112430, 77659540, 100957402, 144224860, 155319080, 201914804, 252393505, 288449720, 403829608, 504787010, 1009574020, 2019148040]

約数ペア:

[(1, 2019148040), (2, 1009574020), (4, 504787010), (5, 403829608), (7, 288449720), (8, 252393505), (10, 201914804), (13, 155319080), (14, 144224860), (20, 100957402), (26, 77659540), (28, 72112430), (35, 57689944), (40, 50478701), (52, 38829770), (56, 36056215), (65, 31063816), (70, 28844972), (91, 22188440), (104, 19414885), (130, 15531908), (140, 14422486), (182, 11094220), (260, 7765954), (280, 7211243), (364, 5547110), (455, 4437688), (520, 3882977), (728, 2773555), (910, 2218844), (1820, 1109422), (3640, 554711)]