4989760

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{503}}^1$

素因数の和:551

約数の個数: 56

約数和(自身を含む): 12289536

約数和(自身を除く): 7299776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 503, 620, 992, 1006, 1240, 1984, 2012, 2480, 2515, 4024, 4960, 5030, 8048, 9920, 10060, 15593, 16096, 20120, 31186, 32192, 40240, 62372, 77965, 80480, 124744, 155930, 160960, 249488, 311860, 498976, 623720, 997952, 1247440, 2494880, 4989760]

約数ペア:

[(1, 4989760), (2, 2494880), (4, 1247440), (5, 997952), (8, 623720), (10, 498976), (16, 311860), (20, 249488), (31, 160960), (32, 155930), (40, 124744), (62, 80480), (64, 77965), (80, 62372), (124, 40240), (155, 32192), (160, 31186), (248, 20120), (310, 16096), (320, 15593), (496, 10060), (503, 9920), (620, 8048), (992, 5030), (1006, 4960), (1240, 4024), (1984, 2515), (2012, 2480)]