2019144020

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{449}}^1$

素因数の和:657

約数の個数: 96

約数和(自身を含む): 4481568000

約数和(自身を除く): 2462423980

約数列:

[1, 2, 4, 5, 10, 20, 37, 59, 74, 103, 118, 148, 185, 206, 236, 295, 370, 412, 449, 515, 590, 740, 898, 1030, 1180, 1796, 2060, 2183, 2245, 3811, 4366, 4490, 6077, 7622, 8732, 8980, 10915, 12154, 15244, 16613, 19055, 21830, 24308, 26491, 30385, 33226, 38110, 43660, 46247, 52982, 60770, 66452, 76220, 83065, 92494, 105964, 121540, 132455, 166130, 184988, 224849, 231235, 264910, 332260, 449698, 462470, 529820, 899396, 924940, 980167, 1124245, 1711139, 1960334, 2248490, 2728573, 3422278, 3920668, 4496980, 4900835, 5457146, 6844556, 8555695, 9801670, 10914292, 13642865, 17111390, 19603340, 27285730, 34222780, 54571460, 100957201, 201914402, 403828804, 504786005, 1009572010, 2019144020]

約数ペア:

[(1, 2019144020), (2, 1009572010), (4, 504786005), (5, 403828804), (10, 201914402), (20, 100957201), (37, 54571460), (59, 34222780), (74, 27285730), (103, 19603340), (118, 17111390), (148, 13642865), (185, 10914292), (206, 9801670), (236, 8555695), (295, 6844556), (370, 5457146), (412, 4900835), (449, 4496980), (515, 3920668), (590, 3422278), (740, 2728573), (898, 2248490), (1030, 1960334), (1180, 1711139), (1796, 1124245), (2060, 980167), (2183, 924940), (2245, 899396), (3811, 529820), (4366, 462470), (4490, 449698), (6077, 332260), (7622, 264910), (8732, 231235), (8980, 224849), (10915, 184988), (12154, 166130), (15244, 132455), (16613, 121540), (19055, 105964), (21830, 92494), (24308, 83065), (26491, 76220), (30385, 66452), (33226, 60770), (38110, 52982), (43660, 46247)]