12805620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:317

約数の個数: 96

約数和(自身を含む): 38707200

約数和(自身を除く): 25901580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 47, 57, 60, 76, 94, 95, 114, 141, 188, 190, 228, 235, 239, 282, 285, 380, 470, 478, 564, 570, 705, 717, 893, 940, 956, 1140, 1195, 1410, 1434, 1786, 2390, 2679, 2820, 2868, 3572, 3585, 4465, 4541, 4780, 5358, 7170, 8930, 9082, 10716, 11233, 13395, 13623, 14340, 17860, 18164, 22466, 22705, 26790, 27246, 33699, 44932, 45410, 53580, 54492, 56165, 67398, 68115, 90820, 112330, 134796, 136230, 168495, 213427, 224660, 272460, 336990, 426854, 640281, 673980, 853708, 1067135, 1280562, 2134270, 2561124, 3201405, 4268540, 6402810, 12805620]

約数ペア:

[(1, 12805620), (2, 6402810), (3, 4268540), (4, 3201405), (5, 2561124), (6, 2134270), (10, 1280562), (12, 1067135), (15, 853708), (19, 673980), (20, 640281), (30, 426854), (38, 336990), (47, 272460), (57, 224660), (60, 213427), (76, 168495), (94, 136230), (95, 134796), (114, 112330), (141, 90820), (188, 68115), (190, 67398), (228, 56165), (235, 54492), (239, 53580), (282, 45410), (285, 44932), (380, 33699), (470, 27246), (478, 26790), (564, 22705), (570, 22466), (705, 18164), (717, 17860), (893, 14340), (940, 13623), (956, 13395), (1140, 11233), (1195, 10716), (1410, 9082), (1434, 8930), (1786, 7170), (2390, 5358), (2679, 4780), (2820, 4541), (2868, 4465), (3572, 3585)]