13538980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 36013824

約数和(自身を除く): 22474844

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 43, 52, 65, 70, 86, 91, 130, 140, 172, 173, 182, 215, 260, 301, 346, 364, 430, 455, 559, 602, 692, 860, 865, 910, 1118, 1204, 1211, 1505, 1730, 1820, 2236, 2249, 2422, 2795, 3010, 3460, 3913, 4498, 4844, 5590, 6020, 6055, 7439, 7826, 8996, 11180, 11245, 12110, 14878, 15652, 15743, 19565, 22490, 24220, 29756, 31486, 37195, 39130, 44980, 52073, 62972, 74390, 78260, 78715, 96707, 104146, 148780, 157430, 193414, 208292, 260365, 314860, 386828, 483535, 520730, 676949, 967070, 1041460, 1353898, 1934140, 2707796, 3384745, 6769490, 13538980]

約数ペア:

[(1, 13538980), (2, 6769490), (4, 3384745), (5, 2707796), (7, 1934140), (10, 1353898), (13, 1041460), (14, 967070), (20, 676949), (26, 520730), (28, 483535), (35, 386828), (43, 314860), (52, 260365), (65, 208292), (70, 193414), (86, 157430), (91, 148780), (130, 104146), (140, 96707), (172, 78715), (173, 78260), (182, 74390), (215, 62972), (260, 52073), (301, 44980), (346, 39130), (364, 37195), (430, 31486), (455, 29756), (559, 24220), (602, 22490), (692, 19565), (860, 15743), (865, 15652), (910, 14878), (1118, 12110), (1204, 11245), (1211, 11180), (1505, 8996), (1730, 7826), (1820, 7439), (2236, 6055), (2249, 6020), (2422, 5590), (2795, 4844), (3010, 4498), (3460, 3913)]