207617860

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1\times {\mathrm{691}}^1$

素因数の和:964

約数の個数: 48

約数和(自身を含む): 444330432

約数和(自身を除く): 236712572

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 181, 332, 362, 415, 691, 724, 830, 905, 1382, 1660, 1810, 2764, 3455, 3620, 6910, 13820, 15023, 30046, 57353, 60092, 75115, 114706, 125071, 150230, 229412, 250142, 286765, 300460, 500284, 573530, 625355, 1147060, 1250710, 2501420, 10380893, 20761786, 41523572, 51904465, 103808930, 207617860]

約数ペア:

[(1, 207617860), (2, 103808930), (4, 51904465), (5, 41523572), (10, 20761786), (20, 10380893), (83, 2501420), (166, 1250710), (181, 1147060), (332, 625355), (362, 573530), (415, 500284), (691, 300460), (724, 286765), (830, 250142), (905, 229412), (1382, 150230), (1660, 125071), (1810, 114706), (2764, 75115), (3455, 60092), (3620, 57353), (6910, 30046), (13820, 15023)]