27705990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3739}}^1$

素因数の和:3781

約数の個数: 64

約数和(自身を含む): 75398400

約数和(自身を除く): 47692410

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 78, 95, 114, 130, 190, 195, 247, 285, 390, 494, 570, 741, 1235, 1482, 2470, 3705, 3739, 7410, 7478, 11217, 18695, 22434, 37390, 48607, 56085, 71041, 97214, 112170, 142082, 145821, 213123, 243035, 291642, 355205, 426246, 486070, 710410, 729105, 923533, 1065615, 1458210, 1847066, 2131230, 2770599, 4617665, 5541198, 9235330, 13852995, 27705990]

約数ペア:

[(1, 27705990), (2, 13852995), (3, 9235330), (5, 5541198), (6, 4617665), (10, 2770599), (13, 2131230), (15, 1847066), (19, 1458210), (26, 1065615), (30, 923533), (38, 729105), (39, 710410), (57, 486070), (65, 426246), (78, 355205), (95, 291642), (114, 243035), (130, 213123), (190, 145821), (195, 142082), (247, 112170), (285, 97214), (390, 71041), (494, 56085), (570, 48607), (741, 37390), (1235, 22434), (1482, 18695), (2470, 11217), (3705, 7478), (3739, 7410)]