634880

素因数分解:

$2^{12}\times 5^1\times {\mathrm{31}}^1$

素因数の和:60

約数の個数: 52

約数和(自身を含む): 1572672

約数和(自身を除く): 937792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1024, 1240, 1280, 1984, 2048, 2480, 2560, 3968, 4096, 4960, 5120, 7936, 9920, 10240, 15872, 19840, 20480, 31744, 39680, 63488, 79360, 126976, 158720, 317440, 634880]

約数ペア:

[(1, 634880), (2, 317440), (4, 158720), (5, 126976), (8, 79360), (10, 63488), (16, 39680), (20, 31744), (31, 20480), (32, 19840), (40, 15872), (62, 10240), (64, 9920), (80, 7936), (124, 5120), (128, 4960), (155, 4096), (160, 3968), (248, 2560), (256, 2480), (310, 2048), (320, 1984), (496, 1280), (512, 1240), (620, 1024), (640, 992)]