439848820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:433

約数の個数: 96

約数和(自身を含む): 1013523840

約数和(自身を除く): 573675020

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 139, 164, 170, 205, 227, 278, 340, 410, 454, 556, 695, 697, 820, 908, 1135, 1390, 1394, 2270, 2363, 2780, 2788, 3485, 3859, 4540, 4726, 5699, 6970, 7718, 9307, 9452, 11398, 11815, 13940, 15436, 18614, 19295, 22796, 23630, 28495, 31553, 37228, 38590, 46535, 47260, 56990, 63106, 77180, 93070, 96883, 113980, 126212, 157765, 158219, 186140, 193766, 315530, 316438, 387532, 484415, 536401, 631060, 632876, 791095, 968830, 1072802, 1293673, 1582190, 1937660, 2145604, 2587346, 2682005, 3164380, 5174692, 5364010, 6468365, 10728020, 12936730, 21992441, 25873460, 43984882, 87969764, 109962205, 219924410, 439848820]

約数ペア:

[(1, 439848820), (2, 219924410), (4, 109962205), (5, 87969764), (10, 43984882), (17, 25873460), (20, 21992441), (34, 12936730), (41, 10728020), (68, 6468365), (82, 5364010), (85, 5174692), (139, 3164380), (164, 2682005), (170, 2587346), (205, 2145604), (227, 1937660), (278, 1582190), (340, 1293673), (410, 1072802), (454, 968830), (556, 791095), (695, 632876), (697, 631060), (820, 536401), (908, 484415), (1135, 387532), (1390, 316438), (1394, 315530), (2270, 193766), (2363, 186140), (2780, 158219), (2788, 157765), (3485, 126212), (3859, 113980), (4540, 96883), (4726, 93070), (5699, 77180), (6970, 63106), (7718, 56990), (9307, 47260), (9452, 46535), (11398, 38590), (11815, 37228), (13940, 31553), (15436, 28495), (18614, 23630), (19295, 22796)]