27994070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:329

約数の個数: 64

約数和(自身を含む): 58786560

約数和(自身を除く): 30792490

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 53, 65, 85, 106, 130, 170, 221, 239, 265, 442, 478, 530, 689, 901, 1105, 1195, 1378, 1802, 2210, 2390, 3107, 3445, 4063, 4505, 6214, 6890, 8126, 9010, 11713, 12667, 15535, 20315, 23426, 25334, 31070, 40630, 52819, 58565, 63335, 105638, 117130, 126670, 164671, 215339, 264095, 329342, 430678, 528190, 823355, 1076695, 1646710, 2153390, 2799407, 5598814, 13997035, 27994070]

約数ペア:

[(1, 27994070), (2, 13997035), (5, 5598814), (10, 2799407), (13, 2153390), (17, 1646710), (26, 1076695), (34, 823355), (53, 528190), (65, 430678), (85, 329342), (106, 264095), (130, 215339), (170, 164671), (221, 126670), (239, 117130), (265, 105638), (442, 63335), (478, 58565), (530, 52819), (689, 40630), (901, 31070), (1105, 25334), (1195, 23426), (1378, 20315), (1802, 15535), (2210, 12667), (2390, 11713), (3107, 9010), (3445, 8126), (4063, 6890), (4505, 6214)]