17648720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{683}}^1$

素因数の和:732

約数の個数: 80

約数和(自身を含む): 45800640

約数和(自身を除く): 28151920

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 170, 190, 272, 304, 323, 340, 380, 646, 680, 683, 760, 1292, 1360, 1366, 1520, 1615, 2584, 2732, 3230, 3415, 5168, 5464, 6460, 6830, 10928, 11611, 12920, 12977, 13660, 23222, 25840, 25954, 27320, 46444, 51908, 54640, 58055, 64885, 92888, 103816, 116110, 129770, 185776, 207632, 220609, 232220, 259540, 441218, 464440, 519080, 882436, 928880, 1038160, 1103045, 1764872, 2206090, 3529744, 4412180, 8824360, 17648720]

約数ペア:

[(1, 17648720), (2, 8824360), (4, 4412180), (5, 3529744), (8, 2206090), (10, 1764872), (16, 1103045), (17, 1038160), (19, 928880), (20, 882436), (34, 519080), (38, 464440), (40, 441218), (68, 259540), (76, 232220), (80, 220609), (85, 207632), (95, 185776), (136, 129770), (152, 116110), (170, 103816), (190, 92888), (272, 64885), (304, 58055), (323, 54640), (340, 51908), (380, 46444), (646, 27320), (680, 25954), (683, 25840), (760, 23222), (1292, 13660), (1360, 12977), (1366, 12920), (1520, 11611), (1615, 10928), (2584, 6830), (2732, 6460), (3230, 5464), (3415, 5168)]