1394961880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{57077}}^1$

素因数の和:57148

約数の個数: 64

約数和(自身を含む): 3452077440

約数和(自身を除く): 2057115560

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 47, 52, 65, 94, 104, 130, 188, 235, 260, 376, 470, 520, 611, 940, 1222, 1880, 2444, 3055, 4888, 6110, 12220, 24440, 57077, 114154, 228308, 285385, 456616, 570770, 742001, 1141540, 1484002, 2283080, 2682619, 2968004, 3710005, 5365238, 5936008, 7420010, 10730476, 13413095, 14840020, 21460952, 26826190, 29680040, 34874047, 53652380, 69748094, 107304760, 139496188, 174370235, 278992376, 348740470, 697480940, 1394961880]

約数ペア:

[(1, 1394961880), (2, 697480940), (4, 348740470), (5, 278992376), (8, 174370235), (10, 139496188), (13, 107304760), (20, 69748094), (26, 53652380), (40, 34874047), (47, 29680040), (52, 26826190), (65, 21460952), (94, 14840020), (104, 13413095), (130, 10730476), (188, 7420010), (235, 5936008), (260, 5365238), (376, 3710005), (470, 2968004), (520, 2682619), (611, 2283080), (940, 1484002), (1222, 1141540), (1880, 742001), (2444, 570770), (3055, 456616), (4888, 285385), (6110, 228308), (12220, 114154), (24440, 57077)]