15707630380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{206191}}^1$

素因数の和:206506

約数の個数: 48

約数和(自身を含む): 35644823424

約数和(自身を除く): 19937193044

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 293, 586, 1172, 1465, 2930, 3809, 5860, 7618, 15236, 19045, 38090, 76180, 206191, 412382, 824764, 1030955, 2061910, 2680483, 4123820, 5360966, 10721932, 13402415, 26804830, 53609660, 60413963, 120827926, 241655852, 302069815, 604139630, 785381519, 1208279260, 1570763038, 3141526076, 3926907595, 7853815190, 15707630380]

約数ペア:

[(1, 15707630380), (2, 7853815190), (4, 3926907595), (5, 3141526076), (10, 1570763038), (13, 1208279260), (20, 785381519), (26, 604139630), (52, 302069815), (65, 241655852), (130, 120827926), (260, 60413963), (293, 53609660), (586, 26804830), (1172, 13402415), (1465, 10721932), (2930, 5360966), (3809, 4123820), (5860, 2680483), (7618, 2061910), (15236, 1030955), (19045, 824764), (38090, 412382), (76180, 206191)]