40724040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{48481}}^1$

素因数の和:48502

約数の個数: 64

約数和(自身を含む): 139628160

約数和(自身を除く): 98904120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 48481, 96962, 145443, 193924, 242405, 290886, 339367, 387848, 484810, 581772, 678734, 727215, 969620, 1018101, 1163544, 1357468, 1454430, 1696835, 1939240, 2036202, 2714936, 2908860, 3393670, 4072404, 5090505, 5817720, 6787340, 8144808, 10181010, 13574680, 20362020, 40724040]

約数ペア:

[(1, 40724040), (2, 20362020), (3, 13574680), (4, 10181010), (5, 8144808), (6, 6787340), (7, 5817720), (8, 5090505), (10, 4072404), (12, 3393670), (14, 2908860), (15, 2714936), (20, 2036202), (21, 1939240), (24, 1696835), (28, 1454430), (30, 1357468), (35, 1163544), (40, 1018101), (42, 969620), (56, 727215), (60, 678734), (70, 581772), (84, 484810), (105, 387848), (120, 339367), (140, 290886), (168, 242405), (210, 193924), (280, 145443), (420, 96962), (840, 48481)]