2019155860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{88019}}^1$

素因数の和:88096

約数の個数: 48

約数和(自身を含む): 4495357440

約数和(自身を除く): 2476201580

約数列:

[1, 2, 4, 5, 10, 20, 31, 37, 62, 74, 124, 148, 155, 185, 310, 370, 620, 740, 1147, 2294, 4588, 5735, 11470, 22940, 88019, 176038, 352076, 440095, 880190, 1760380, 2728589, 3256703, 5457178, 6513406, 10914356, 13026812, 13642945, 16283515, 27285890, 32567030, 54571780, 65134060, 100957793, 201915586, 403831172, 504788965, 1009577930, 2019155860]

約数ペア:

[(1, 2019155860), (2, 1009577930), (4, 504788965), (5, 403831172), (10, 201915586), (20, 100957793), (31, 65134060), (37, 54571780), (62, 32567030), (74, 27285890), (124, 16283515), (148, 13642945), (155, 13026812), (185, 10914356), (310, 6513406), (370, 5457178), (620, 3256703), (740, 2728589), (1147, 1760380), (2294, 880190), (4588, 440095), (5735, 352076), (11470, 176038), (22940, 88019)]