38486120

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{15773}}^1$

素因数の和:15845

約数の個数: 32

約数和(自身を含む): 88018920

約数和(自身を除く): 49532800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 15773, 31546, 63092, 78865, 126184, 157730, 315460, 630920, 962153, 1924306, 3848612, 4810765, 7697224, 9621530, 19243060, 38486120]

約数ペア:

[(1, 38486120), (2, 19243060), (4, 9621530), (5, 7697224), (8, 4810765), (10, 3848612), (20, 1924306), (40, 962153), (61, 630920), (122, 315460), (244, 157730), (305, 126184), (488, 78865), (610, 63092), (1220, 31546), (2440, 15773)]