13642760

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{619}}^1$

素因数の和:678

約数の個数: 64

約数和(自身を含む): 33480000

約数和(自身を除く): 19837240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 58, 76, 95, 116, 145, 152, 190, 232, 290, 380, 551, 580, 619, 760, 1102, 1160, 1238, 2204, 2476, 2755, 3095, 4408, 4952, 5510, 6190, 11020, 11761, 12380, 17951, 22040, 23522, 24760, 35902, 47044, 58805, 71804, 89755, 94088, 117610, 143608, 179510, 235220, 341069, 359020, 470440, 682138, 718040, 1364276, 1705345, 2728552, 3410690, 6821380, 13642760]

約数ペア:

[(1, 13642760), (2, 6821380), (4, 3410690), (5, 2728552), (8, 1705345), (10, 1364276), (19, 718040), (20, 682138), (29, 470440), (38, 359020), (40, 341069), (58, 235220), (76, 179510), (95, 143608), (116, 117610), (145, 94088), (152, 89755), (190, 71804), (232, 58805), (290, 47044), (380, 35902), (551, 24760), (580, 23522), (619, 22040), (760, 17951), (1102, 12380), (1160, 11761), (1238, 11020), (2204, 6190), (2476, 5510), (2755, 4952), (3095, 4408)]