203963260

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{5393}}^1$

素因数の和:5494

約数の個数: 48

約数和(自身を含む): 449471232

約数和(自身を除く): 245507972

約数列:

[1, 2, 4, 5, 10, 20, 31, 61, 62, 122, 124, 155, 244, 305, 310, 610, 620, 1220, 1891, 3782, 5393, 7564, 9455, 10786, 18910, 21572, 26965, 37820, 53930, 107860, 167183, 328973, 334366, 657946, 668732, 835915, 1315892, 1644865, 1671830, 3289730, 3343660, 6579460, 10198163, 20396326, 40792652, 50990815, 101981630, 203963260]

約数ペア:

[(1, 203963260), (2, 101981630), (4, 50990815), (5, 40792652), (10, 20396326), (20, 10198163), (31, 6579460), (61, 3343660), (62, 3289730), (122, 1671830), (124, 1644865), (155, 1315892), (244, 835915), (305, 668732), (310, 657946), (610, 334366), (620, 328973), (1220, 167183), (1891, 107860), (3782, 53930), (5393, 37820), (7564, 26965), (9455, 21572), (10786, 18910)]