1902159640

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1039}}^1\times {\mathrm{1237}}^1$

素因数の和:2324

約数の個数: 64

約数和(自身を含む): 4403318400

約数和(自身を除く): 2501158760

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1039, 1237, 1480, 2078, 2474, 4156, 4948, 5195, 6185, 8312, 9896, 10390, 12370, 20780, 24740, 38443, 41560, 45769, 49480, 76886, 91538, 153772, 183076, 192215, 228845, 307544, 366152, 384430, 457690, 768860, 915380, 1285243, 1537720, 1830760, 2570486, 5140972, 6426215, 10281944, 12852430, 25704860, 47553991, 51409720, 95107982, 190215964, 237769955, 380431928, 475539910, 951079820, 1902159640]

約数ペア:

[(1, 1902159640), (2, 951079820), (4, 475539910), (5, 380431928), (8, 237769955), (10, 190215964), (20, 95107982), (37, 51409720), (40, 47553991), (74, 25704860), (148, 12852430), (185, 10281944), (296, 6426215), (370, 5140972), (740, 2570486), (1039, 1830760), (1237, 1537720), (1480, 1285243), (2078, 915380), (2474, 768860), (4156, 457690), (4948, 384430), (5195, 366152), (6185, 307544), (8312, 228845), (9896, 192215), (10390, 183076), (12370, 153772), (20780, 91538), (24740, 76886), (38443, 49480), (41560, 45769)]