1636700780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{44021}}^1$

素因数の和:44067

約数の個数: 72

約数和(自身を含む): 4060237104

約数和(自身を除く): 2423536324

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 169, 220, 260, 286, 338, 572, 676, 715, 845, 1430, 1690, 1859, 2860, 3380, 3718, 7436, 9295, 18590, 37180, 44021, 88042, 176084, 220105, 440210, 484231, 572273, 880420, 968462, 1144546, 1936924, 2289092, 2421155, 2861365, 4842310, 5722730, 6295003, 7439549, 9684620, 11445460, 12590006, 14879098, 25180012, 29758196, 31475015, 37197745, 62950030, 74395490, 81835039, 125900060, 148790980, 163670078, 327340156, 409175195, 818350390, 1636700780]

約数ペア:

[(1, 1636700780), (2, 818350390), (4, 409175195), (5, 327340156), (10, 163670078), (11, 148790980), (13, 125900060), (20, 81835039), (22, 74395490), (26, 62950030), (44, 37197745), (52, 31475015), (55, 29758196), (65, 25180012), (110, 14879098), (130, 12590006), (143, 11445460), (169, 9684620), (220, 7439549), (260, 6295003), (286, 5722730), (338, 4842310), (572, 2861365), (676, 2421155), (715, 2289092), (845, 1936924), (1430, 1144546), (1690, 968462), (1859, 880420), (2860, 572273), (3380, 484231), (3718, 440210), (7436, 220105), (9295, 176084), (18590, 88042), (37180, 44021)]