39389840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2269}}^1$

素因数の和:2320

約数の個数: 80

約数和(自身を含む): 108088320

約数和(自身を除く): 68698480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2269, 2480, 3472, 4340, 4538, 8680, 9076, 11345, 15883, 17360, 18152, 22690, 31766, 36304, 45380, 63532, 70339, 79415, 90760, 127064, 140678, 158830, 181520, 254128, 281356, 317660, 351695, 492373, 562712, 635320, 703390, 984746, 1125424, 1270640, 1406780, 1969492, 2461865, 2813560, 3938984, 4923730, 5627120, 7877968, 9847460, 19694920, 39389840]

約数ペア:

[(1, 39389840), (2, 19694920), (4, 9847460), (5, 7877968), (7, 5627120), (8, 4923730), (10, 3938984), (14, 2813560), (16, 2461865), (20, 1969492), (28, 1406780), (31, 1270640), (35, 1125424), (40, 984746), (56, 703390), (62, 635320), (70, 562712), (80, 492373), (112, 351695), (124, 317660), (140, 281356), (155, 254128), (217, 181520), (248, 158830), (280, 140678), (310, 127064), (434, 90760), (496, 79415), (560, 70339), (620, 63532), (868, 45380), (1085, 36304), (1240, 31766), (1736, 22690), (2170, 18152), (2269, 17360), (2480, 15883), (3472, 11345), (4340, 9076), (4538, 8680)]