9481750520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{1787}}^1$

素因数の和:2229

約数の個数: 128

約数和(自身を含む): 24099379200

約数和(自身を除く): 14617628680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 389, 440, 620, 682, 778, 1240, 1364, 1556, 1705, 1787, 1945, 2728, 3112, 3410, 3574, 3890, 4279, 6820, 7148, 7780, 8558, 8935, 12059, 13640, 14296, 15560, 17116, 17870, 19657, 21395, 24118, 34232, 35740, 39314, 42790, 48236, 55397, 60295, 71480, 78628, 85580, 96472, 98285, 110794, 120590, 132649, 157256, 171160, 196570, 221588, 241180, 265298, 276985, 393140, 443176, 482360, 530596, 553970, 609367, 663245, 695143, 786280, 1061192, 1107940, 1218734, 1326490, 1390286, 2215880, 2437468, 2652980, 2780572, 3046835, 3475715, 4874936, 5305960, 5561144, 6093670, 6951430, 7646573, 12187340, 13902860, 15293146, 21549433, 24374680, 27805720, 30586292, 38232865, 43098866, 61172584, 76465730, 86197732, 107747165, 152931460, 172395464, 215494330, 237043763, 305862920, 430988660, 474087526, 861977320, 948175052, 1185218815, 1896350104, 2370437630, 4740875260, 9481750520]

約数ペア:

[(1, 9481750520), (2, 4740875260), (4, 2370437630), (5, 1896350104), (8, 1185218815), (10, 948175052), (11, 861977320), (20, 474087526), (22, 430988660), (31, 305862920), (40, 237043763), (44, 215494330), (55, 172395464), (62, 152931460), (88, 107747165), (110, 86197732), (124, 76465730), (155, 61172584), (220, 43098866), (248, 38232865), (310, 30586292), (341, 27805720), (389, 24374680), (440, 21549433), (620, 15293146), (682, 13902860), (778, 12187340), (1240, 7646573), (1364, 6951430), (1556, 6093670), (1705, 5561144), (1787, 5305960), (1945, 4874936), (2728, 3475715), (3112, 3046835), (3410, 2780572), (3574, 2652980), (3890, 2437468), (4279, 2215880), (6820, 1390286), (7148, 1326490), (7780, 1218734), (8558, 1107940), (8935, 1061192), (12059, 786280), (13640, 695143), (14296, 663245), (15560, 609367), (17116, 553970), (17870, 530596), (19657, 482360), (21395, 443176), (24118, 393140), (34232, 276985), (35740, 265298), (39314, 241180), (42790, 221588), (48236, 196570), (55397, 171160), (60295, 157256), (71480, 132649), (78628, 120590), (85580, 110794), (96472, 98285)]