4919200520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{1471}}^1$

素因数の和:1663

約数の個数: 128

約数和(自身を含む): 12241152000

約数和(自身を除く): 7321951480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 59, 65, 104, 109, 118, 130, 218, 236, 260, 295, 436, 472, 520, 545, 590, 767, 872, 1090, 1180, 1417, 1471, 1534, 2180, 2360, 2834, 2942, 3068, 3835, 4360, 5668, 5884, 6136, 6431, 7085, 7355, 7670, 11336, 11768, 12862, 14170, 14710, 15340, 19123, 25724, 28340, 29420, 30680, 32155, 38246, 51448, 56680, 58840, 64310, 76492, 83603, 86789, 95615, 128620, 152984, 160339, 167206, 173578, 191230, 257240, 320678, 334412, 347156, 382460, 418015, 433945, 641356, 668824, 694312, 764920, 801695, 836030, 867890, 1128257, 1282712, 1603390, 1672060, 1735780, 2084407, 2256514, 3206780, 3344120, 3471560, 4168814, 4513028, 5641285, 6413560, 8337628, 9026056, 9460001, 10422035, 11282570, 16675256, 18920002, 20844070, 22565140, 37840004, 41688140, 45130280, 47300005, 75680008, 83376280, 94600010, 122980013, 189200020, 245960026, 378400040, 491920052, 614900065, 983840104, 1229800130, 2459600260, 4919200520]

約数ペア:

[(1, 4919200520), (2, 2459600260), (4, 1229800130), (5, 983840104), (8, 614900065), (10, 491920052), (13, 378400040), (20, 245960026), (26, 189200020), (40, 122980013), (52, 94600010), (59, 83376280), (65, 75680008), (104, 47300005), (109, 45130280), (118, 41688140), (130, 37840004), (218, 22565140), (236, 20844070), (260, 18920002), (295, 16675256), (436, 11282570), (472, 10422035), (520, 9460001), (545, 9026056), (590, 8337628), (767, 6413560), (872, 5641285), (1090, 4513028), (1180, 4168814), (1417, 3471560), (1471, 3344120), (1534, 3206780), (2180, 2256514), (2360, 2084407), (2834, 1735780), (2942, 1672060), (3068, 1603390), (3835, 1282712), (4360, 1128257), (5668, 867890), (5884, 836030), (6136, 801695), (6431, 764920), (7085, 694312), (7355, 668824), (7670, 641356), (11336, 433945), (11768, 418015), (12862, 382460), (14170, 347156), (14710, 334412), (15340, 320678), (19123, 257240), (25724, 191230), (28340, 173578), (29420, 167206), (30680, 160339), (32155, 152984), (38246, 128620), (51448, 95615), (56680, 86789), (58840, 83603), (64310, 76492)]