994911440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{1709}}^1$

素因数の和:2124

約数の個数: 80

約数和(自身を含む): 2442700800

約数和(自身を除く): 1447789360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 383, 760, 766, 1520, 1532, 1709, 1915, 3064, 3418, 3830, 6128, 6836, 7277, 7660, 8545, 13672, 14554, 15320, 17090, 27344, 29108, 30640, 32471, 34180, 36385, 58216, 64942, 68360, 72770, 116432, 129884, 136720, 145540, 162355, 259768, 291080, 324710, 519536, 582160, 649420, 654547, 1298840, 1309094, 2597680, 2618188, 3272735, 5236376, 6545470, 10472752, 12436393, 13090940, 24872786, 26181880, 49745572, 52363760, 62181965, 99491144, 124363930, 198982288, 248727860, 497455720, 994911440]

約数ペア:

[(1, 994911440), (2, 497455720), (4, 248727860), (5, 198982288), (8, 124363930), (10, 99491144), (16, 62181965), (19, 52363760), (20, 49745572), (38, 26181880), (40, 24872786), (76, 13090940), (80, 12436393), (95, 10472752), (152, 6545470), (190, 5236376), (304, 3272735), (380, 2618188), (383, 2597680), (760, 1309094), (766, 1298840), (1520, 654547), (1532, 649420), (1709, 582160), (1915, 519536), (3064, 324710), (3418, 291080), (3830, 259768), (6128, 162355), (6836, 145540), (7277, 136720), (7660, 129884), (8545, 116432), (13672, 72770), (14554, 68360), (15320, 64942), (17090, 58216), (27344, 36385), (29108, 34180), (30640, 32471)]