2016011720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{149}}^1\times {\mathrm{937}}^1$

素因数の和:1135

約数の個数: 96

約数和(自身を含む): 4824603000

約数和(自身を除く): 2808591280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 149, 152, 190, 298, 361, 380, 596, 722, 745, 760, 937, 1192, 1444, 1490, 1805, 1874, 2831, 2888, 2980, 3610, 3748, 4685, 5662, 5960, 7220, 7496, 9370, 11324, 14155, 14440, 17803, 18740, 22648, 28310, 35606, 37480, 53789, 56620, 71212, 89015, 107578, 113240, 139613, 142424, 178030, 215156, 268945, 279226, 338257, 356060, 430312, 537890, 558452, 676514, 698065, 712120, 1075780, 1116904, 1353028, 1396130, 1691285, 2151560, 2652647, 2706056, 2792260, 3382570, 5305294, 5584520, 6765140, 10610588, 13263235, 13530280, 21221176, 26526470, 50400293, 53052940, 100800586, 106105880, 201601172, 252001465, 403202344, 504002930, 1008005860, 2016011720]

約数ペア:

[(1, 2016011720), (2, 1008005860), (4, 504002930), (5, 403202344), (8, 252001465), (10, 201601172), (19, 106105880), (20, 100800586), (38, 53052940), (40, 50400293), (76, 26526470), (95, 21221176), (149, 13530280), (152, 13263235), (190, 10610588), (298, 6765140), (361, 5584520), (380, 5305294), (596, 3382570), (722, 2792260), (745, 2706056), (760, 2652647), (937, 2151560), (1192, 1691285), (1444, 1396130), (1490, 1353028), (1805, 1116904), (1874, 1075780), (2831, 712120), (2888, 698065), (2980, 676514), (3610, 558452), (3748, 537890), (4685, 430312), (5662, 356060), (5960, 338257), (7220, 279226), (7496, 268945), (9370, 215156), (11324, 178030), (14155, 142424), (14440, 139613), (17803, 113240), (18740, 107578), (22648, 89015), (28310, 71212), (35606, 56620), (37480, 53789)]