13306865840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{619}}^1\times {\mathrm{14143}}^1$

素因数の和:14794

約数の個数: 80

約数和(自身を含む): 32621721600

約数和(自身を除く): 19314855760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 619, 760, 1238, 1520, 2476, 3095, 4952, 6190, 9904, 11761, 12380, 14143, 23522, 24760, 28286, 47044, 49520, 56572, 58805, 70715, 94088, 113144, 117610, 141430, 188176, 226288, 235220, 268717, 282860, 470440, 537434, 565720, 940880, 1074868, 1131440, 1343585, 2149736, 2687170, 4299472, 5374340, 8754517, 10748680, 17509034, 21497360, 35018068, 43772585, 70036136, 87545170, 140072272, 166335823, 175090340, 332671646, 350180680, 665343292, 700361360, 831679115, 1330686584, 1663358230, 2661373168, 3326716460, 6653432920, 13306865840]

約数ペア:

[(1, 13306865840), (2, 6653432920), (4, 3326716460), (5, 2661373168), (8, 1663358230), (10, 1330686584), (16, 831679115), (19, 700361360), (20, 665343292), (38, 350180680), (40, 332671646), (76, 175090340), (80, 166335823), (95, 140072272), (152, 87545170), (190, 70036136), (304, 43772585), (380, 35018068), (619, 21497360), (760, 17509034), (1238, 10748680), (1520, 8754517), (2476, 5374340), (3095, 4299472), (4952, 2687170), (6190, 2149736), (9904, 1343585), (11761, 1131440), (12380, 1074868), (14143, 940880), (23522, 565720), (24760, 537434), (28286, 470440), (47044, 282860), (49520, 268717), (56572, 235220), (58805, 226288), (70715, 188176), (94088, 141430), (113144, 117610)]