1978565570

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{26633}}^1$

素因数の和:26699

約数の個数: 64

約数和(自身を含む): 4142119680

約数和(自身を除く): 2163554110

約数列:

[1, 2, 5, 10, 17, 19, 23, 34, 38, 46, 85, 95, 115, 170, 190, 230, 323, 391, 437, 646, 782, 874, 1615, 1955, 2185, 3230, 3910, 4370, 7429, 14858, 26633, 37145, 53266, 74290, 133165, 266330, 452761, 506027, 612559, 905522, 1012054, 1225118, 2263805, 2530135, 3062795, 4527610, 5060270, 6125590, 8602459, 10413503, 11638621, 17204918, 20827006, 23277242, 43012295, 52067515, 58193105, 86024590, 104135030, 116386210, 197856557, 395713114, 989282785, 1978565570]

約数ペア:

[(1, 1978565570), (2, 989282785), (5, 395713114), (10, 197856557), (17, 116386210), (19, 104135030), (23, 86024590), (34, 58193105), (38, 52067515), (46, 43012295), (85, 23277242), (95, 20827006), (115, 17204918), (170, 11638621), (190, 10413503), (230, 8602459), (323, 6125590), (391, 5060270), (437, 4527610), (646, 3062795), (782, 2530135), (874, 2263805), (1615, 1225118), (1955, 1012054), (2185, 905522), (3230, 612559), (3910, 506027), (4370, 452761), (7429, 266330), (14858, 133165), (26633, 74290), (37145, 53266)]