218236769420

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{227}}^1\times {\mathrm{244009}}^1$

素因数の和:244442

約数の個数: 48

約数和(自身を含む): 462654672480

約数和(自身を除く): 244417903060

約数列:

[1, 2, 4, 5, 10, 20, 197, 227, 394, 454, 788, 908, 985, 1135, 1970, 2270, 3940, 4540, 44719, 89438, 178876, 223595, 244009, 447190, 488018, 894380, 976036, 1220045, 2440090, 4880180, 48069773, 55390043, 96139546, 110780086, 192279092, 221560172, 240348865, 276950215, 480697730, 553900430, 961395460, 1107800860, 10911838471, 21823676942, 43647353884, 54559192355, 109118384710, 218236769420]

約数ペア:

[(1, 218236769420), (2, 109118384710), (4, 54559192355), (5, 43647353884), (10, 21823676942), (20, 10911838471), (197, 1107800860), (227, 961395460), (394, 553900430), (454, 480697730), (788, 276950215), (908, 240348865), (985, 221560172), (1135, 192279092), (1970, 110780086), (2270, 96139546), (3940, 55390043), (4540, 48069773), (44719, 4880180), (89438, 2440090), (178876, 1220045), (223595, 976036), (244009, 894380), (447190, 488018)]