13577360

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:240

約数の個数: 80

約数和(自身を含む): 33854976

約数和(自身を除く): 20277616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 47, 80, 92, 94, 115, 157, 184, 188, 230, 235, 314, 368, 376, 460, 470, 628, 752, 785, 920, 940, 1081, 1256, 1570, 1840, 1880, 2162, 2512, 3140, 3611, 3760, 4324, 5405, 6280, 7222, 7379, 8648, 10810, 12560, 14444, 14758, 17296, 18055, 21620, 28888, 29516, 36110, 36895, 43240, 57776, 59032, 72220, 73790, 86480, 118064, 144440, 147580, 169717, 288880, 295160, 339434, 590320, 678868, 848585, 1357736, 1697170, 2715472, 3394340, 6788680, 13577360]

約数ペア:

[(1, 13577360), (2, 6788680), (4, 3394340), (5, 2715472), (8, 1697170), (10, 1357736), (16, 848585), (20, 678868), (23, 590320), (40, 339434), (46, 295160), (47, 288880), (80, 169717), (92, 147580), (94, 144440), (115, 118064), (157, 86480), (184, 73790), (188, 72220), (230, 59032), (235, 57776), (314, 43240), (368, 36895), (376, 36110), (460, 29516), (470, 28888), (628, 21620), (752, 18055), (785, 17296), (920, 14758), (940, 14444), (1081, 12560), (1256, 10810), (1570, 8648), (1840, 7379), (1880, 7222), (2162, 6280), (2512, 5405), (3140, 4324), (3611, 3760)]