2287681700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{28001}}^1$

素因数の和:28077

約数の個数: 72

約数和(自身を含む): 5347261920

約数和(自身を除く): 3059580220

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 43, 50, 76, 86, 95, 100, 172, 190, 215, 380, 430, 475, 817, 860, 950, 1075, 1634, 1900, 2150, 3268, 4085, 4300, 8170, 16340, 20425, 28001, 40850, 56002, 81700, 112004, 140005, 280010, 532019, 560020, 700025, 1064038, 1204043, 1400050, 2128076, 2408086, 2660095, 2800100, 4816172, 5320190, 6020215, 10640380, 12040430, 13300475, 22876817, 24080860, 26600950, 30101075, 45753634, 53201900, 60202150, 91507268, 114384085, 120404300, 228768170, 457536340, 571920425, 1143840850, 2287681700]

約数ペア:

[(1, 2287681700), (2, 1143840850), (4, 571920425), (5, 457536340), (10, 228768170), (19, 120404300), (20, 114384085), (25, 91507268), (38, 60202150), (43, 53201900), (50, 45753634), (76, 30101075), (86, 26600950), (95, 24080860), (100, 22876817), (172, 13300475), (190, 12040430), (215, 10640380), (380, 6020215), (430, 5320190), (475, 4816172), (817, 2800100), (860, 2660095), (950, 2408086), (1075, 2128076), (1634, 1400050), (1900, 1204043), (2150, 1064038), (3268, 700025), (4085, 560020), (4300, 532019), (8170, 280010), (16340, 140005), (20425, 112004), (28001, 81700), (40850, 56002)]