28156780770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{809801}}^1$

素因数の和:809891

約数の個数: 64

約数和(自身を含む): 72299122560

約数和(自身を除く): 44142341790

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 61, 95, 114, 122, 183, 190, 285, 305, 366, 570, 610, 915, 1159, 1830, 2318, 3477, 5795, 6954, 11590, 17385, 34770, 809801, 1619602, 2429403, 4049005, 4858806, 8098010, 12147015, 15386219, 24294030, 30772438, 46158657, 49397861, 76931095, 92317314, 98795722, 148193583, 153862190, 230793285, 246989305, 296387166, 461586570, 493978610, 740967915, 938559359, 1481935830, 1877118718, 2815678077, 4692796795, 5631356154, 9385593590, 14078390385, 28156780770]

約数ペア:

[(1, 28156780770), (2, 14078390385), (3, 9385593590), (5, 5631356154), (6, 4692796795), (10, 2815678077), (15, 1877118718), (19, 1481935830), (30, 938559359), (38, 740967915), (57, 493978610), (61, 461586570), (95, 296387166), (114, 246989305), (122, 230793285), (183, 153862190), (190, 148193583), (285, 98795722), (305, 92317314), (366, 76931095), (570, 49397861), (610, 46158657), (915, 30772438), (1159, 24294030), (1830, 15386219), (2318, 12147015), (3477, 8098010), (5795, 4858806), (6954, 4049005), (11590, 2429403), (17385, 1619602), (34770, 809801)]