320410012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1\times {\mathrm{457}}^1$

素因数の和:710

約数の個数: 48

約数和(自身を含む): 615808480

約数和(自身を除く): 295398468

約数列:

[1, 2, 4, 13, 26, 52, 97, 139, 194, 278, 388, 457, 556, 914, 1261, 1807, 1828, 2522, 3614, 5044, 5941, 7228, 11882, 13483, 23764, 26966, 44329, 53932, 63523, 88658, 127046, 175279, 177316, 254092, 350558, 576277, 701116, 825799, 1152554, 1651598, 2305108, 3303196, 6161731, 12323462, 24646924, 80102503, 160205006, 320410012]

約数ペア:

[(1, 320410012), (2, 160205006), (4, 80102503), (13, 24646924), (26, 12323462), (52, 6161731), (97, 3303196), (139, 2305108), (194, 1651598), (278, 1152554), (388, 825799), (457, 701116), (556, 576277), (914, 350558), (1261, 254092), (1807, 177316), (1828, 175279), (2522, 127046), (3614, 88658), (5044, 63523), (5941, 53932), (7228, 44329), (11882, 26966), (13483, 23764)]