12448420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:133

約数の個数: 96

約数和(自身を含む): 30481920

約数和(自身を除く): 18033500

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 41, 47, 68, 76, 82, 85, 94, 95, 164, 170, 188, 190, 205, 235, 323, 340, 380, 410, 470, 646, 697, 779, 799, 820, 893, 940, 1292, 1394, 1558, 1598, 1615, 1786, 1927, 2788, 3116, 3196, 3230, 3485, 3572, 3854, 3895, 3995, 4465, 6460, 6970, 7708, 7790, 7990, 8930, 9635, 13243, 13940, 15181, 15580, 15980, 17860, 19270, 26486, 30362, 32759, 36613, 38540, 52972, 60724, 65518, 66215, 73226, 75905, 131036, 132430, 146452, 151810, 163795, 183065, 264860, 303620, 327590, 366130, 622421, 655180, 732260, 1244842, 2489684, 3112105, 6224210, 12448420]

約数ペア:

[(1, 12448420), (2, 6224210), (4, 3112105), (5, 2489684), (10, 1244842), (17, 732260), (19, 655180), (20, 622421), (34, 366130), (38, 327590), (41, 303620), (47, 264860), (68, 183065), (76, 163795), (82, 151810), (85, 146452), (94, 132430), (95, 131036), (164, 75905), (170, 73226), (188, 66215), (190, 65518), (205, 60724), (235, 52972), (323, 38540), (340, 36613), (380, 32759), (410, 30362), (470, 26486), (646, 19270), (697, 17860), (779, 15980), (799, 15580), (820, 15181), (893, 13940), (940, 13243), (1292, 9635), (1394, 8930), (1558, 7990), (1598, 7790), (1615, 7708), (1786, 6970), (1927, 6460), (2788, 4465), (3116, 3995), (3196, 3895), (3230, 3854), (3485, 3572)]