27942730

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:295

約数の個数: 64

約数和(自身を含む): 57697920

約数和(自身を除く): 29755190

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 41, 82, 85, 95, 170, 190, 205, 211, 323, 410, 422, 646, 697, 779, 1055, 1394, 1558, 1615, 2110, 3230, 3485, 3587, 3895, 4009, 6970, 7174, 7790, 8018, 8651, 13243, 17302, 17935, 20045, 26486, 35870, 40090, 43255, 66215, 68153, 86510, 132430, 136306, 147067, 164369, 294134, 328738, 340765, 681530, 735335, 821845, 1470670, 1643690, 2794273, 5588546, 13971365, 27942730]

約数ペア:

[(1, 27942730), (2, 13971365), (5, 5588546), (10, 2794273), (17, 1643690), (19, 1470670), (34, 821845), (38, 735335), (41, 681530), (82, 340765), (85, 328738), (95, 294134), (170, 164369), (190, 147067), (205, 136306), (211, 132430), (323, 86510), (410, 68153), (422, 66215), (646, 43255), (697, 40090), (779, 35870), (1055, 26486), (1394, 20045), (1558, 17935), (1615, 17302), (2110, 13243), (3230, 8651), (3485, 8018), (3587, 7790), (3895, 7174), (4009, 6970)]