27770860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:203

約数の個数: 96

約数和(自身を含む): 68245632

約数和(自身を除く): 40474772

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 61, 65, 68, 85, 103, 122, 130, 170, 206, 221, 244, 260, 305, 340, 412, 442, 515, 610, 793, 884, 1030, 1037, 1105, 1220, 1339, 1586, 1751, 2060, 2074, 2210, 2678, 3172, 3502, 3965, 4148, 4420, 5185, 5356, 6283, 6695, 7004, 7930, 8755, 10370, 12566, 13390, 13481, 15860, 17510, 20740, 22763, 25132, 26780, 26962, 31415, 35020, 45526, 53924, 62830, 67405, 81679, 91052, 106811, 113815, 125660, 134810, 163358, 213622, 227630, 269620, 326716, 408395, 427244, 455260, 534055, 816790, 1068110, 1388543, 1633580, 2136220, 2777086, 5554172, 6942715, 13885430, 27770860]

約数ペア:

[(1, 27770860), (2, 13885430), (4, 6942715), (5, 5554172), (10, 2777086), (13, 2136220), (17, 1633580), (20, 1388543), (26, 1068110), (34, 816790), (52, 534055), (61, 455260), (65, 427244), (68, 408395), (85, 326716), (103, 269620), (122, 227630), (130, 213622), (170, 163358), (206, 134810), (221, 125660), (244, 113815), (260, 106811), (305, 91052), (340, 81679), (412, 67405), (442, 62830), (515, 53924), (610, 45526), (793, 35020), (884, 31415), (1030, 26962), (1037, 26780), (1105, 25132), (1220, 22763), (1339, 20740), (1586, 17510), (1751, 15860), (2060, 13481), (2074, 13390), (2210, 12566), (2678, 10370), (3172, 8755), (3502, 7930), (3965, 7004), (4148, 6695), (4420, 6283), (5185, 5356)]