1390529056

素因数分解:

$2^5\times 7^2\times {\mathrm{31}}^1\times {\mathrm{28607}}^1$

素因数の和:28662

約数の個数: 72

約数和(自身を含む): 3287402496

約数和(自身を除く): 1896873440

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 56, 62, 98, 112, 124, 196, 217, 224, 248, 392, 434, 496, 784, 868, 992, 1519, 1568, 1736, 3038, 3472, 6076, 6944, 12152, 24304, 28607, 48608, 57214, 114428, 200249, 228856, 400498, 457712, 800996, 886817, 915424, 1401743, 1601992, 1773634, 2803486, 3203984, 3547268, 5606972, 6207719, 6407968, 7094536, 11213944, 12415438, 14189072, 22427888, 24830876, 28378144, 43454033, 44855776, 49661752, 86908066, 99323504, 173816132, 198647008, 347632264, 695264528, 1390529056]

約数ペア:

[(1, 1390529056), (2, 695264528), (4, 347632264), (7, 198647008), (8, 173816132), (14, 99323504), (16, 86908066), (28, 49661752), (31, 44855776), (32, 43454033), (49, 28378144), (56, 24830876), (62, 22427888), (98, 14189072), (112, 12415438), (124, 11213944), (196, 7094536), (217, 6407968), (224, 6207719), (248, 5606972), (392, 3547268), (434, 3203984), (496, 2803486), (784, 1773634), (868, 1601992), (992, 1401743), (1519, 915424), (1568, 886817), (1736, 800996), (3038, 457712), (3472, 400498), (6076, 228856), (6944, 200249), (12152, 114428), (24304, 57214), (28607, 48608)]