898980940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{314329}}^1$

素因数の和:314362

約数の個数: 48

約数和(自身を含む): 2217912480

約数和(自身を除く): 1318931540

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 314329, 628658, 1257316, 1571645, 3143290, 3457619, 4086277, 6286580, 6915238, 8172554, 13830476, 16345108, 17288095, 20431385, 34576190, 40862770, 44949047, 69152380, 81725540, 89898094, 179796188, 224745235, 449490470, 898980940]

約数ペア:

[(1, 898980940), (2, 449490470), (4, 224745235), (5, 179796188), (10, 89898094), (11, 81725540), (13, 69152380), (20, 44949047), (22, 40862770), (26, 34576190), (44, 20431385), (52, 17288095), (55, 16345108), (65, 13830476), (110, 8172554), (130, 6915238), (143, 6286580), (220, 4086277), (260, 3457619), (286, 3143290), (572, 1571645), (715, 1257316), (1430, 628658), (2860, 314329)]