19589027270

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1\times {\mathrm{277}}^1\times {\mathrm{439}}^1$

素因数の和:993

約数の個数: 64

約数和(自身を含む): 36064828800

約数和(自身を除く): 16475801530

約数列:

[1, 2, 5, 10, 89, 178, 181, 277, 362, 439, 445, 554, 878, 890, 905, 1385, 1810, 2195, 2770, 4390, 16109, 24653, 32218, 39071, 49306, 50137, 78142, 79459, 80545, 100274, 121603, 123265, 158918, 161090, 195355, 243206, 246530, 250685, 390710, 397295, 501370, 608015, 794590, 1216030, 4462193, 7071851, 8924386, 10822667, 14143702, 21645334, 22010143, 22310965, 35359255, 44020286, 44621930, 54113335, 70718510, 108226670, 110050715, 220101430, 1958902727, 3917805454, 9794513635, 19589027270]

約数ペア:

[(1, 19589027270), (2, 9794513635), (5, 3917805454), (10, 1958902727), (89, 220101430), (178, 110050715), (181, 108226670), (277, 70718510), (362, 54113335), (439, 44621930), (445, 44020286), (554, 35359255), (878, 22310965), (890, 22010143), (905, 21645334), (1385, 14143702), (1810, 10822667), (2195, 8924386), (2770, 7071851), (4390, 4462193), (16109, 1216030), (24653, 794590), (32218, 608015), (39071, 501370), (49306, 397295), (50137, 390710), (78142, 250685), (79459, 246530), (80545, 243206), (100274, 195355), (121603, 161090), (123265, 158918)]